Solidworks for civil engineering jobs

I have a project in AutoCAD that involves a range of design tasks - from creating 2D drawings to rendering images from CAD files. Key Requirements: - Crea...Ideal Skills and Experience: - Proficient in AutoCAD software, specifically within the Mechanical field - Experience in creating detailed 2D drawings and 3D models - Strong portfolio of previous CAD work, particularly in rendering images from CAD files - Understanding of material properties and dimensions in a Mechanical context I'm looking for a professional who can deliver high-quality, accurate work within a reasonable timeframe. A Mechanical Engineering background would be a plus, but not mandatory. If you're confident in your AutoCAD skills and are ready to take on a challenging, detail-oriented project,...

I'm in need of an expert in software engineering, particularly in the realm of Windows game engine development using C#. The project requires the implementation of a robust physics engine into the game engine. Key Requirements: - Proficient in C# programming for Windows platform - Demonstrable experience in game engine development - Strong understanding of software engineering principles The main focus will be on integrating a physics engine into the existing framework of the game engine. If you have experience in creating 2D or 3D physics engines, that would be a huge plus. It is important that you are able to work independently and are self-driven, as the project will involve a lot of individual problem solving and innovation. Experience with multiplayer capa...

I need an experienced AutoCAD professional to convert 4 hand-drawn sketches to accurate, scaled engineering blueprints. Requirements: - The focus will be on creating basic outlines with dimensions, as opposed to full detail or annotations. - The sketches will need to include Mechanical Symbols. - Additionally, I need a PDF copy of each sketch, scaled to 11"x17" paper size. Ideal Skills and Experience: - Proficiency in AutoCAD for creating engineering blueprints. - Familiarity with Mechanical Symbols and notations. - Ability to work from basic hand-drawn sketches to generate high-quality, accurate plans. - Previous experience in creating scaled PDF copies would be an advantage.

I need a new design for my electric heater. It should be contemporary, yet professional and highly effective. Key requirements include: - No use of a ball in the design. - The end product must be aesthetically pleasing. - The heater should reflect a modern design aesthetic. - Preference for ceramic material Ideal skills and experiences: - Proven experience in heater design, specifically electric type. - Strong understanding and appreciation of modern design. - Materials engineering or similar, with a focus on ceramics. - Proven record of professional and highly functional designs. In addition to your technical skills, a creative eye and attention to detail will be crucial for this project.

...offered results Your main responsibilities for this project will include: - Crafting a comprehensive academic paper on the relationship between EEG data, Autism, and Deep Learning. - Writing a literature review that underpins our proposed method and results. - Ensuring the paper adheres to academic standards, including proper citation and referencing. Ideal Skills and Experience: - Proven track record in academic writing in the EEG data, Autism, and Deep Learning domain. - Strong understanding of academic research methodologies. - Knowledge of deep learning models and their applications in Autism research. - Experience in conducting literature reviews in the context of EEG data and Autism. Please share your published works in these domains for further consideration. Th...

We are looking for a skilled Mechanical Engineer with expertise in light steel construction to join our team. The ideal candidate will be responsible for assisting with project design and conducting various calculations for transportation and container fitting of the product. This individual will collaborate closely with our in-house engineer to achieve common goals and deliver high-quality results. Responsibilities: - Assist in project design and development processes - Conduct calculations for transportation and container fitting of products - Collaborate with the in-house engineer to ensure project success - Provide technical expertise and support throughout the project lifecycle - Ensure adherence to industry standards and best practices Requirements: - Pr...

I am in need of a simple company profile, with the key aim being marketing and promotion. My target audience are civil procurment engineers, hence placing a crucial emphasis on capturing their interest in our products and services. Your. Please merge creativity with a knack for business marketing. The profile should be more than just listing products, it should: - Clearly outline the benefits of our products and services - Illustrate why our prospects should choose us - Include compelling calls to action that will convert prospects into clients. Experience in creating company profiles and a portfolio to present would be highly advantageous.

I am looking for a detail-oriented writer to help me create a comprehensive Industrial Experience Report highlighting my internship at Electrical Shelf - an electrical engineering firm. I would like the report to focus on the following aspects: - Electrical system design: This includes designing circuit diagrams, calculating power requirements, and selecting the right components. A good understanding of electrical engineering principles and practices will be required for this. - Switching board assembly: This involves understanding wiring diagrams, troubleshooting electrical faults, and ensuring proper insulation and safety measures. Experience in handling electrical assembly tasks will be beneficial. - Problem-solving techniques: My internship entailed...

I'm looking for a skilled individual who has a good understanding of Mechanical Engineering and Data Science to help me set up a database that records the live feed of on-board sensors in a car. Key Responsibilities: - Utilizing an On-Board Diagnostic Tool and an app to record the data - Implementing a database to store the collected sensor data - Analyzing the data primarily for predictive maintenance using statistical analysis Ideal Skills: - Mechanical Engineering background - Proficiency in working with On-Board Diagnostic Tools - Strong experience in statistical analysis - Knowledge of database management systems and data analysis tools - Experience in predictive maintenance is a plus This project requires attention to detail, analytical thinking, ...

I urgently need a skilled Electronics Engineer who is proficient in working with Cadence Virtuoso. Your tasks will in...Engineer who is proficient in working with Cadence Virtuoso. Your tasks will include: - Designing a simple circuit - Capturing the schematic of the circuit - Creating a PCB layout of the circuit - Writing a comprehensive report on the completed tasks Due to the urgency of this project, I would prefer someone who can get started as soon as possible. Ideal Skills: - Expertise in Electronics Engineering - Proficiency in circuit design - Solid experience with schematic capture - Strong skills in PCB layout - Experience in Cadence Virtuoso - Ability to write clear and comprehensive reports I look forward to receiving your bids and working with you on thi...

( Only Indian ) Please help with the good quality profiles on the below shared requirement . Skills Required - Python , ReactJs and AWS ( For Technical Lead – Team lead experience required ) Experience – Lead – 9-+ years – 6-9 Years NP – Immediate – 10 Days Job Description As a Tech Lead, you will have key responsibility for the critical tech design and architecture decisions for your team. It is your responsibility to drive projects forward, mentor junior team members, ensure alignment with the company’s overall architectural direction, and contribute to continuous improvement initiatives. By delivering innovative and reliable software, you will contribute to the success of our organization and make a meaningful impact to ...

As the project owner, I need a skilled Solidworks expert to convert the attached assembly into a STEP file and meticulously remove the undercuts, while allowing for minor changes in dimensions. This project is particularly important as the modified assembly will ultimately be used for fabrication purposes. Your expertise in handling STEP files and making the specified changes is critical. Ideal skills and experience: - Extensive proficiency with Solidworks - Proficient in converting Solidworks assemblies to STEP files - Skilled in modifying part designs, preferably with experience in removing undercuts - Understanding of and experience with fabrication processes - Ability to respect tolerance specifications by allowing minor change in dimensions post-m...

Project Description: We are seeking a highly skilled High-Performance Computing (HPC) Engineer with expertise in shell scripting and workflow automation to assist in the evaluation and enhancement of the Parallel Works platform. The successful candidate will need to execute various tasks involving cloud cluster management, running pre-installed workflows, and handling both basic and advanced system integrations. Experience with MPI (Message Passing Interface), Singularity containers, and batch scripting is crucial.

I'm seeking an Electrical Engineering tutor to help me with Electric Circuits 2, one-on-one, text-based chat session

I have a specific vision for a residential pool that needs an experienced pool engineer to bring to life. - The pool should have a custom shape, not the typical rectangular or freeform. The specific design will be discussed more in-depth once the project commences. - The pool should include particular features I desire such as pool lighting and a sun ledge. Ideally, the freelancer should have vast experience in designing and engineering residential swimming pools, specifically those of custom shapes. A strong understanding of pool lighting and sun ledge installation is also necessary for this project. Together, let's make this vision a reality.

I'm in need of a NASAL MASK design whose primary focus is to be both user-friendly and effective in treating sleep apnea. Key ...Requirements: - Detailed Design with Dimensions: I require a comprehensive design with precise measurements and specifications. This is crucial as the mask should fit comfortably and effectively for the user. - Adjustable Straps: The design must include adjustable straps. This is essential as it will allow the user to customize the fit, ensuring comfort and effectiveness during use. Ideal Skills: - Proficiency in Solidworks: The design should be created using Solidworks, so proficiency in this software is a must. - Experience in Medical Equipment Design: Experience in designing medical equipment, particularly for sleep apnea tr...

I am currently seeking a virtual assistant to help me with my job hunting in the technology sector. The role of the...primarily involve: - Job application submissions: The ideal candidate should be proficient in submitting job applications online, particularly for senior-level positions in the technology industry. This includes customizing cover letters to match job descriptions and ensuring that all required documents are submitted. Sharable resources: - resume - guide doc. Salary: $25 per week Responsibilities: - open job board platform accounts with my profile - apply for 200 proper jobs matching my profile every weekday - record them in the google sheet. Requirements: - fluent English is a must - prior experience working on similar stuff - software engineering ...

I'm looking for an experienced professional in audio enhancement to help me with a project. The primary goal is to improve the quality of a recorded conversation. The audio has several issues including background noise, distortion, and low volume. Key project details and requirements: - The audio in question has no music, so the primary focus of the enhancement should be on the conversation. - Experience in audio enhancement and sound engineering is crucial. Previous similar projects or a strong portfolio of relevant work is highly desired. - The ideal candidate should have an ear for detail and a creative approach to maximizing the audio's quality. - The enhancement of the audio should be done in a way that makes it easier for me to understand and ...

I have a physical part for a radio that I need to be 3D modeled for printing. The item is a simple part with basic shapes, so the complexity is relatively low. Key Requirements: - Create a 3D model suitable for 3D printing based on the physical part provided - Design should be simple with basic shapes, ensuring it's ready for printing - Provide the final design in a file format that is compatible with most 3D printers Skills and Experience: - Proficiency in 3D modeling software, particularly for 3D printing applications - Experience in reverse engineering or replicating physical parts into 3D models - Understanding of designing simple parts with basic shapes - Ability to deliver high-quality designs ready for 3D printing Please incl...

I'm looking for a proficient Matlab programmer with expertise in chemical engineering simulations to develop a comprehensive model for a Plug Flow Reactor (PFR). My goal is to analyze the conversion of reactants, product yield, and overall reactor efficiency, focusing on temperature and pressure as critical parameters. Key Project Deliverables: - Establish the PFR model in Matlab. - Integrate temperature and pressure variables using 2-D pseudo homogeneous model. - Calculate reactant conversion, yield, and efficiency. Ideal Candidate: - Proficient in Matlab coding. - Solid background in chemical engineering, specifically reactor design and modeling. - Understanding of PFR kinetics and mass-energy balances. - Ability to interpret simulation results for...

Looking for a talented engineer to build a vending machine that can reblend frozen protein-packed smoothies and dispense them daily, with a capacity for 50 to 100 servings. Key Requirements: - The machine must be capable of storing and dispensing protein smoothies. - The machine should have the capacity to reblend frozen smoothies before dispensing. - The machine should be able to handle daily use. - Designed to hold and dispense between 50 to 100 servings. Ideal Candidate: - Previous experience with vending machine design and construction. - Strong mechanical engineering skills, and ability to source necessary components. - Understanding of health and safety regulations for food dispensing machinery.

Project Description: We are seeking a highly skilled High-Performance Computing (HPC) Engineer with expertise in shell scripting and workflow automation to assist in the evaluation and enhancement of the Parallel Works platform. The successful candidate will need to execute various tasks involving cloud cluster management, running pre-installed workflows, and handling both basic and advanced system integrations. Experience with MPI (Message Passing Interface), Singularity containers, and batch scripting is crucial.

I'm in need of an experienced marine electrical engineer to design an electrical system for a floating platform. Key Requirements: - Design the electrical system: You'll need to design a fully functional electrical system that's suitable for a floating platform. - Energy Production Focus: The intended purpose of this platform is for energy production. - Marine Vessel Experience: Prior experience in designing electrical systems for marine vessels is essential. Ideal Skills and Experience: - Marine Electrical Engineering: A background in marine electrical engineering is highly desirable. - System Design: The ability to design and document complex electrical systems is critical.

...develop an erosion and sedimentation control plan for my 1 to 5-acre suburban home site. Key Deliverables: - Develop a comprehensive erosion and sedimentation control plan tailored to the specific circumstances of my site. - The plan should incorporate a variety of erosion control measures to prevent soil erosion and sedimentation. Ideal Skills and Experience: - Proven experience in developing erosion and sedimentation control plans, particularly for suburban areas. - Strong understanding of erosion control measures and implementation strategies. - A background in civil engineering, environmental science, or related fields is highly desirable. Please note that the role is strictly for the development of the plan; there is no requirement for...

In need of an architectural design for a medium-sized (10-50 truck) parking lot and garage. The establishment is expected to include: - Security Cameras: For constant monitoring and protection of the facility. - Resilient Flooring: To withstand the heavy traffic and load of numerous trucks. I'm interested in working with professionals who have expertise in civil/architectural design with a robust understanding of security systems and heavy-duty flooring. A background in designing similar facilities would be an added advantage. As time isn't restricted, keen to details and quality over expeditious execution.

I am looking for a skilled professional to design a compact camera system that will be inserted into a 3" tube for the purpose of examining welds. This device is crucial for quality control purposes in our manufacturing process and will play a significant role in ensuring the integrity of our products. Key Features: - High Resolution: The camera should provide crisp, clear images for detailed inspection of the welds. - Wide Field of View: A broad visual range is essential for comprehensive surveillance of the welds. - Image and Video Capability: The camera must be capable of capturing both images and video footage to ensure we can thoroughly analyze the welds. As stated, the camera should be able to operate on either battery power or a plug-in powe...

...experts to present a functional geometric bridge proposal. The primary purpose of the project is functionality over aesthetics. This bridge should be designed specifically for vehicular traffic, and it's crucial it accommodates both light vehicles like cars and motorbikes as well as heavy vehicles such as trucks and buses. The proposed design should factor in strength, durability, and traffic flow for effective usage. Ideal Skills: - Degree in Civil or Structural Engineering - Experience in bridge design and functionality - Knowledge in geometric designs - Proficient in design software - Understands load calculations for different vehicle types. Views of the three-dimensional model of the proposal that includes all structural and complementary...

Need a logo for a civil concrete road company Company Name : MHF Civil

...builder in Atlanta looking align with a Professional (Structural) Engineer who is REGISTED IN THE STATE OF GEORGIA, UNITED STATES for company projects. I'm currently to replicate the attached set of engineered plans that I have from our sister company in Florida. We build pools the exact same way using the same subcontractors. I require structural engineered plans for a medium-sized (up to 40 feet), in-ground swimming pool, constructed from concrete. - Design Expertise: Freelancers should have experience in designing medium-sized, in-ground concrete pools. Expertise in understanding the durability, strength, and aesthetics of concrete pools is essential. - Engineering Skills: The freelancer needs to be proficient in producing comprehensive structural pla...

I'm looking for a VBA expert who can help me automate the modeling of intermediate mechanical components in Autodesk Inventor. Key Requirements: - Automate part modeling in Autodesk Inventor - The parts to be modeled are intermediate mechanical components, such as gears and brackets - The VBA code should allow user input for customization of the parts, specifying dimensions and features Ideal Skills and Experience: - Proficient in VBA programming - Previous experience with Autodesk Inventor - Strong understanding of mechanical components and their modeling - Ability to incorporate user input into VBA code for part customization This project is perfect for someone who enjoys automating processes and has a good understanding of mechanical engineering...

I’m looking for someone experienced in making accurate technical drawings that can be replicated in solidworks. You will have to either buy or I can provide you with the sharpener to take measurements of all it’s component's and then make a drawing of all its measurements. The sharpener is X-ACTO KS Manual Classroom Pencil Sharpener, Vacuum-Base

...overview, so it should not get bogged down with too many intricate details. A clean, professional and engaging design is imperative. The presentation should be structured in such a way that it's easy for the audience to follow and understand the main concepts in the field of Business and Finance. The presentation is a monthly project progress report for an engineering project. The audience is the senior management of the company. I need the freelancer to have a contribution to the content, as well. However, the directions for the content will come from me Ideal skills and experience for this job include: - Strong understanding of Business and Finance concepts - Proficiency in PowerPoint - Ability to create an engaging, professional d...

I need a marine expert to guide me through understanding the wind impact on a plastic barrier in a saltwater environment. The deliverable of this project is a proposal for the appropriate anchoring solution for this barrier. Key Requirements: - Understanding of wind impact on marine structures - Familiarity with anchoring solutions for marine barriers - Experience with plastic materials in saltwater environments Ideal skills and experience: - Marine engineering or a related field - Experience in working with barriers or similar marine structures - Familiarity with the behavior of plastic materials in saltwater - Previous projects involving wind impact assessment Your proposals should outline your experience in similar projects and how you would approach thi...

I'm seeking a skilled and experienced professional to conduct a thorough residential floor survey. This project primarily focuses on assessing the structural integrity of the 1st-floor bedroom of my property. As such, your grasp on engineering principles and residential structures will be instrumental to this project. Your duties will involve: - Checking the structural soundness of the identified floor area. - Identifying signs of floor weakness or failure. - Providing a detailed report on the condition of the floor, including potential challenges and suggested solutions. Ideal skills and experience include: - Proven experience with similar projects in residential properties. - A clear understanding of building structures and materials. - Excellent analytical and reporting ...

I'm in need of a skilled Chemical Engineer with a specialization in Reaction Engineering to conduct a review of the Dry Methane Reforming process. Key Objectives: Attached The report should be 10-12 page. Only Technology and technical Detail reported in Q1 and Q2 journal to be considered.

Description: Are you passionate about creating efficient solutions for inventory management? Krizz Retail is looking for a skilled Software Developer to join our team and lead the development of our inventory management software. As a pivotal member of our technology team, you'll spearhead the design, implementation, and optimization of a robust software solution tailored to our retail operations. Responsibilities: Collaborate with stakeholders to gather requirements and translate them into technical specifications. Design, develop, and deploy scalable and reliable inventory management software. Conduct comprehensive testing to identify and resolve any issues or bugs. Optimize system performance for reliability, scalability, and security. Stay abreast of emergi...

Your role involves sourcing and securing projects and training opportunities within the realms of Data Engineering, Data Science, and Artificial Intelligence. We already have data and AI products prepared, and now seek someone to market and sell these while also procuring new engagements aligned with data and AI technologies

...Responsibilities for our project, Our company : Beetel Tele tech limited, Need candidates for below locations, Coimbatore Hosur Tirupur Vellore Tirupati Hyderabad Nizamabad Medak Nalgonda Khammam Ratnagiri Aurangabad Latur RF Engineer/ Rigger Responsibilities: • Ensuring RF test equipment is calibrated to industry standards. • Testing, cleaning, and packing field equipment. • Traveling to customer locations and field sites. • Testing the performance of existing wireless networks. • Analysing RF broadcasting equipment and suggesting improvements. • Using computer software to design RF installations for new wireless networks. • Troubleshooting network issues. • Ensuring regulatory standards are met. RF Engineer Requirements: &...

...Beetel tele tech limited We need candidates for below locations, Coimbatore Hosur Tiruppur Vellore Tirupathi Hyderabad Nizamabad Medak Nalgonda Khammam Nagpur Ratnagiri Aurangabad Latur RF Engineer/ Rigger Responsibilities: • Ensuring RF test equipment is calibrated to industry standards. • Testing, cleaning, and packing field equipment. • Traveling to customer locations and field sites. • Testing the performance of existing wireless networks. • Analysing RF broadcasting equipment and suggesting improvements. • Using computer software to design RF installations for new wireless networks. • Troubleshooting network issues. • Ensuring regulatory standards are met. RF Engineer Requirements: • Bachelor's degree or Diploma in el...

As discussed will do section and remove undercut

I need assistance from a skilled professional who can efficiently convert a DXF/DWG 3D object to STP/STEP format. The primary intent behind this conversion is to perform Finite Element Analysis (FEA). Essential Requirements: - Your work must be compatible with SolidWorks. - The detail level in the converted model should only be basic. Ideal Skills and Experience: - Proficiency in DXF/DWG and STP/STEP formats - Experienced in 3D object conversion for FEA - Familiarity with SolidWorks software You are expected to make the model ready without any issues hindering the analysis process. Your ability to convert 3D objects quickly is highly valued in this task.

...in need of an experienced Solidworks user who can modify existing ports obtained from the GrabCAD library. Key requirements: - Resize the ports: The ports need to be made smaller to fit the specific requirements of the tool. - Customize the shape of the ports: The shape of the ports will need to be altered to meet the design specifications of the tool. The primary function of this tool will be for prototyping. The ideal candidate for this job will have strong experience in Solidworks and a background in designing tools for thermoforming. The final deliverable should be a set of ports that have been adjusted in size and shape, ready to be integrated into the tool for thermoforming. A deep understanding of the manufacturing process and the a...

Ive been making music for awhile now, but my masters are always always lacking. I am getting close to finishing a project currently, and would like to have someone else do the engineering. If you would like to listen to my previous work, my artist name on Spotify is arkenstoner

I am looking for a skilled developer or team to create a Python program designed for the efficient detection of surface defects on railway tracks. This tool is essential for ensuring the safety and operational efficiency of rail network covering high-speed and freight tracks. The program needs to be robust, capable of real-time defect detection and analysis, and capable of generating maintenance recommendations. Requirements: - Develop a Python program capable of converting video to images and image enhancement through filter and noise reduction. - It should capable of labeling of images and recognizing various surface defects including cracks, wear, corrosion, fractures, head-checks, wheel burns, rolling contact fatigue (RCF) defects, spells, squats, shelling, and f...

...focus on persuasion that's customised toward government officials. Holding proficiency in engineering, you will have to craft content that skillfully communicates intricate technical matters in a simple and understandable way. Ideal skills and experience for the job: - Expertise in powerpoint presentation - Background knowledge in Engineering - Proficient in creating persuasive content specifically tailored to government officials - Excellent technical communication skills In this project, you will take charge of the whole process from content creation to design of the presentation, ensuring seamless integration between the message and the visual elements. Your task would include: - Engineering content creation - Slide design and formatting -...

...products. This project includes the design and engineering of various types of luxury beds, sofas, chairs, tables, dressers, cabinets and more. We deal in furniture of all types and styles; Italian, European, modern, contemporary, futuristic, and multifunction (everything furniture). The designer should incorporate very detailed features in each design such as ; material quality, comfort, solid structural build (inner/outer), ergonomics, convertibility, functionality (electric recline, components, wiring, mechanical/mechanism placement and operations). The furniture will target a diverse audience, therefore the designs should be versatile, but maintain a high radiant level of luxury elegance and sophistication. Key Task: *Designing and engineering luxury furniture ...

I'm in need of a skilled engineer to design a hinge mechanism for a new electronic product I'm developing. The primary function of this hinge is fold on a daily basis (possibly more). The ideal professional for this job should have experience in electronics design and mechanical engineering with manufacturing in mind, specifically in creating hinge mechanisms for electronic devices. Key Responsibilities: - Design a hinge mechanism that allows smooth, reliable folding - Ensure the mechanism is suitable for electronics Ideal Skills: - Electronics Design - Mechanical Engineering - Product Development - Experience in small batch production The initial production volume is small, under 100 units. This is a crucial project for my pr...

I'm looking for an expert specialized in Computer Science (CS), Electrical Engineering (EE) and Mechanical Engineering (ME) to assist me with academic projects particularly focused on Power Systems with emphasis on Renewable Energy Integration. This will require: - Profound knowledge of Computer Science, Electrical and Mechanical Engineering concepts - Expertise in dealing with Power Systems, specifically Renewable Energy Integration into Power Systems - Tools Matlab, Python - Algorithms development Expect your assistance to be comprehensive, covering all bases to ensure outstanding outcomes. Your bid should demonstrate your expertise in these areas.

Life safety plan. complete a set of plan comply with NJ building code. HVAC One RTU cooling and heating (natural Gas) for offices Need to show FA calculation and toilet exhaust . Warehouse heating Natural Gas Vertical Power Vented Unit Heater. Plumbing two bath room in office and small panty with one kitchen double sink and one toilet in warehouse. Electrical lighting and power . Specific power to office lab and fume hood . Exterior light building . Power to Hydraulic loading dock . Power to elevator . fire alarm and sprinkler show note to be submitted separate with calculation.

I'm in need of a freelancer who can provide me with an accurate and simple industrial machine wiring diagram. It's crucial that you have an in-depth understanding of electrical circuits and wiring systems for industrial machines. Responsibilities: - Prepare a wiring diagram for a simple machine circuit. - Make sure the diagram is easy to understand without oversimplifying the essential elements. Required Skills and Experience: - A strong background in electrical engineering. - Extensive experience creating wiring diagrams, preferably for industrial machines. - Solid understanding of machine simplistic circuits. - Attention to detail, accuracy and consistency in diagram creation. - Excellent communication skills to clarify any ambiguous points.