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I need a complete topographical survey of my site for the purpose of planning new construction. The survey must capture all visible and underground features, then be drafted in CAD with a clear utilities layer that shows water supply lines, sewage systems, and electrical lines. Once the base map is ready, I also require an engineering report that meets all applicable local building codes. The report must include a full drainage analysis, complete flood modelling for both on-site and off-site runoff, and a demonstration that the proposed design will have zero impact on adjacent public or private properties. All hydrologic calculations have to be performed with Atlas 14 rainfall data. Typical tools you may use—AutoCAD Civil 3D, GIS, HEC-HMS/HEC-RAS or comparable software—are fine so long as the final deliverables are provided in editable CAD files (DWG), PDF plots, and a signed engineering report with all modelling files attached. Acceptance will be based on: • Accurate, geo-referenced topo & utility survey in CAD • Drainage model files reflecting Atlas 14 inputs • Narrative and calculations that satisfy local code reviewers and clearly show no off-site impact Please allow for one round of minor revisions after initial submission.
Project ID: 40477870
17 proposals
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Active 5 days ago
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17 freelancers are bidding on average $6,678 USD for this job

Hello, we have reviewed your project. Together with my team, we can assist you in every way in terms of architecture. From architectural technical drawings to ultra-realistic 3D photos. We have provided remote support to many offices abroad and we continue to work with them, in this sense, we have important references especially from America and Germany. In addition, with our engineering capabilities, we can present you the cost analysis of your project and the amount of materials you will use in your project as a report. We create contemporary and traditional buildings with a flexible design approach. We have a command of all architectural and engineering programs and have a carefully established team. Do not forget that you will enjoy working with us and we will decide together with you at every moment of your project, please send us a message to get started. Good day.
$7,500 USD in 7 days
7.9
7.9

As an expert in 3D modelling, I bring a unique perspective to the table that not only promises accurate and detailed surveying results but also provides valuable insights for your construction project. My proficiency with tools like AutoCAD Civil 3D and GIS ensures that the topographic survey will be appropriately geo-referenced, capturing both visible and underground features precisely as per your requirements. Moreover, my extensive background in engineering, which is one of my key service offerings, makes me well-versed with hydrological calculations using software like HEC-HMS/HEC-RAS. I can confidently take on the task of providing a full drainage analysis and conducting flood modeling with Atlas 14 rainfall data, satisfying local code reviewers by demonstrating zero off-site impact. Drawing upon my experience in architectural visualization and product rendering, I understand the criticality of presenting deliverables in formats that are both editable and easily understandable. I assure you that not only will I provide you with DWG, PDF files, I will also offer a signed engineering report containing all modeling files as necessitated by your project. Where there is a need for revisions, I'll undertake it without fuss because ensuring long-lasting client satisfaction is pivotal in my modus operandi.
$5,000 USD in 2 days
7.5
7.5

Hi, I have worked on topographic and utility survey projects where visible site features, underground utility information, drainage paths, and CAD base maps had to be prepared for new construction planning. In one similar project, I helped create a geo-referenced CAD survey with water, sewer, electrical, grading, and drainage information, then coordinated hydrology calculations and a signed engineering report for local review. I'd love to share my experiences with you. Best regards, Epa
$5,000 USD in 7 days
5.4
5.4

As a professional GIS specialist and certified expert in Geography and Environmental Management, I bring a multiskilled approach to your topographic survey and drainage analysis project. My proficiency in AutoCAD Civil 3D and GIS aligns perfectly with your requirements for an accurately geo-referenced topo & utility survey, as well as delivering drafts in CAD format with layered utilities. Not only do I have strong experience in using AutoCAD not just for drafting but also intelligent 3D modeling for urban infrastructure planning, which incorporates my GIS expertise. This high-level coordination between the two will ensure an optimized workflow for your site planning. My specialization takes into account every aspect of your project description, including detailing the water supply lines, sewage systems, and electrical lines. My knowledge stretches to relevant modern software such as HEC-HMS/HEC-RAS which I can bring to bear on the drainage model files and flood modeling, while ensuring they are reflective of Atlas 14 inputs. Finally, I understand that engineering reports must be not only accurate but clear to code reviewers. With over 9 years’ experience in full-stack development, I excel at data management and visualization - a skill that will come handy when documenting the narrative and calculations of the proposed design's zero impact on adjacent properties.
$5,000 USD in 7 days
1.8
1.8

Hi there, As a freelancer with extensive experience in both architectural and civil engineering, I believe I am the perfect candidate for your topographic survey and drainage analysis project. My time working with software tools like AutoCAD Civil 3D, GIS, HEC-HMS/HEC-RAS has given me insight into the complexities of utility surveying and drafting that your project requires. Additionally, I'm skilled at creating geo-referenced topo layers and detailed drainage models - skills which will be invaluable for ensuring your project meets all local building codes. Furthermore, my proficiency in creating editable CAD files (DWG), producing PDF plots and concise engineering reports will serve to provide you with clean and organized deliverables that are ready to use upon receipt. I am well-acquainted with Atlas 14 rainfall data and have successfully developed hydrologic calculations compliant with it in the past.
$7,500 USD in 3 days
1.1
1.1

Greetings! I will perform a complete topographical survey of your site including visible and underground features, water supply, sewage, and electrical lines. CAD deliverables with utilities layer. Engineering report with drainage analysis, flood modelling using Atlas 14 rainfall data, and zero off site impact demonstration. Software AutoCAD Civil 3D and HEC RAS. Deliverables include DWG, PDF plots, signed report, and modelling files. One round of minor revisions. Please share your site address and proposed construction plans. Thanks, Revival
$5,000 USD in 30 days
0.0
0.0

Houston, United States
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