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I need a certified Manual J load calculation for a new single-family build and 1200 sqf ADU above shop in Chaffee County, Colorado. The house will fall in the 2000sq ft range and is being framed with high-efficiency insulation throughout. Because the county will not release the building permit without an ACCA-approved Manual J, the report must come straight from recognized HVAC software (WrightSoft, Elite RHVAC, Cool Calc, etc.) and be delivered in a ready-to-submit PDF. The mechanical design calls for a combination system that uses a hot-water-tank boiler feeding in-floor radiant heat for the house and a boiler hot water tank combo for the ADU that will utilize floorboard heat registers. I’ll supply the architectural drawings, window schedules, orientation, elevation data, and any other specs you need as soon as we begin. Acceptance criteria • ACCA Manual J (8th Ed.) compliant report • Clearly stated heating & cooling BTU requirements, CFM per room, and equipment sizing summary • Software name and version noted on the output • File delivered as a signed PDF that Chaffee County can archive with the permit set Turnaround is important, so please let me know how quickly you can run the calc once you have the plans.
Project ID: 40680754
24 proposals
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24 freelancers are bidding on average $378 USD for this job

Hello, I am a Strucutral engineer with 10+ years experience, I am expert in Structural analysis and designs of different structures so i can do the required design drawings and calculations in the required time. I have finished similar projects before and finished 600+ projects. Please check my portfolio and reviews. Thanks.
$250 USD in 3 days
8.7
8.7

As a highly experienced engineer and certified HVAC specialist, I have the skills and tools to undertake your project with ease. My proficiency in several design software, including WrightSoft and Elite RHVAC, aligns perfectly with your need for an ACCA-approved Manual J load calculation. I understand that Chaffee County will not grant a building permit without this, and I guarantee a report that complies with all ACCA Manual J (8th Ed.) standards within the given timeframe. My portfolio includes diverse work ranging from 3D modeling to mechanical design. With your in-depth architectural drawings, window schedules, orientation, elevation data, I'll be able to perform detailed calculations efficiently providing you with clearly stated heating & cooling BTU requirements, CFM per room, and equipment sizing summary in a ready-to-submit PDF format. I respect the importance of turnaround time for you and assure you that once I have the plans in hand, the Manual J calculation for your new home and ADU will be executed promptly and precisely. Choose me for quality work supported by skillful expertise that will help you obtain your building permit without any unnecessary delay. Looking forward to being a valuable addition to your project team!
$260 USD in 3 days
7.4
7.4

As an Engineer and a CAD Designer, I completely understand the importance of precise and reliable calculations to ensure your project succeeds, which is why I would make the perfect fit for this task. With my proficient use of software like Elite RHVAC, WrightSoft, and numerous others mentioned in your project description, I can generate ACCA Manual J compliant reports swiftly. My signature approach guarantees that your system's heating & cooling BTU requirements along with CFM per room and accurate equipment sizing will be clearly stated in a comprehensive summary.
$266 USD in 1 day
7.0
7.0

Hello, I am interested in your Manual J load calculation project in Chaffee County, Colorado. I have a professional engineering team experienced in residential HVAC load calculations, high-efficiency buildings, radiant heating, and ADU projects. We can prepare an ACCA Manual J 8th Edition calculation using recognized HVAC software and provide a clear, ready-to-submit PDF showing heating and cooling loads, room-by-room CFM, and equipment sizing. Please send the architectural plans, window schedule, orientation, elevation, insulation details, and project address so we can review the requirements and provide a fixed price and turnaround time. Thank you.
$500 USD in 7 days
5.6
5.6

I understand you require a certified Manual J load calculation for a high-efficiency home and ADU in Chaffee County, Colorado, to secure your building permit. My experience includes performing similar ACCA-approved load calculations for custom builds in challenging climates, ensuring compliance with local building codes and HVAC design standards. I will utilize WrightSoft's Manual J software, a widely recognized and ACCA-accredited tool, to accurately model your home and ADU. This will involve inputting detailed building envelope specifications (R-values, U-factors, SHGC), window and door types, and orientation. I will also incorporate precise climate data for Chaffee County to determine peak heating and cooling loads. The final report will be delivered as a ready-to-submit PDF. Could you confirm the specific insulation R-values planned for the walls, attic, and foundation? Also, regarding the combination system, will the boiler also serve any domestic hot water needs, or is it solely for the radiant system? I'm available for a brief call to discuss these details and how I can deliver your compliant Manual J report promptly.
$560 USD in 21 days
4.9
4.9

Hi, I can help with the Manual J load calculation for the new single-family home and 1,200 sq ft ADU. I’ll prepare an ACCA Manual J 8th Edition–compliant report using recognized HVAC software, including room-by-room heating/cooling loads, CFM requirements, equipment sizing, and a permit-ready PDF with the software/version clearly documented. I can work from your architectural plans, window schedule, orientation, elevation, insulation details, and other specifications, and I understand the importance of meeting Chaffee County’s submission requirements. Question: Which HVAC software does Chaffee County specifically accept for the signed Manual J report—WrightSoft, Elite RHVAC, Cool Calc, or another ACCA-approved program?
$300 USD in 4 days
4.2
4.2

Hello, I reviewed your requirements, and the key challenge is producing an ACCA-compliant Manual J calculation that accurately reflects the high-efficiency envelope, Colorado elevation, orientation, glazing, and the separate heating requirements for the main house and ADU. I would build the calculation directly from your architectural drawings, window schedules, insulation specifications, orientation, and elevation data using recognized HVAC software such as WrightSoft, Elite RHVAC, or Cool Calc. The final report will clearly document room-by-room heating/cooling loads, CFM requirements, equipment sizing, assumptions, and the software/version used. I’ll provide the completed Manual J 8th Edition report as a professionally formatted, signed PDF suitable for submission with the Chaffee County permit package. I’ll also review the inputs carefully before finalizing so the results are consistent with the actual construction assembly and mechanical design. I have experience with residential HVAC load calculations, Manual J methodology, high-efficiency buildings, and permit-oriented technical documentation and can share relevant examples. Also a quick question, will the architectural set include the complete wall/roof/floor insulation assemblies and window U-factor/SHGC values, or will those be supplied separately? Regards, MadTech
$250 USD in 1 day
4.0
4.0

I am pleased to submit my proposal to provide a comprehensive Manual J Load Calculation for your Colorado home. I will evaluate the home’s heating and cooling requirements based on the local Colorado climate, including the property’s location, square footage, insulation levels, windows and doors, building orientation, occupancy, and other relevant construction details. The goal is to accurately determine the required heating and cooling loads for each conditioned space. The calculation will be prepared using recognized ACCA Manual J procedures and will include room-by-room heating and cooling load requirements, along with the overall design loads for the home. I will carefully review the available architectural plans and building specifications to ensure the calculation reflects the actual construction and Colorado design conditions. The final results can be used to properly size HVAC equipment and support ductwork and system design decisions. I am committed to delivering accurate, professional, and easy-to-understand results within the agreed timeframe. I will also be available to address questions or make reasonable revisions if additional project information is provided. I look forward to working with you and providing a reliable Manual J calculation that meets the needs of your Colorado residential HVAC project.
$250 USD in 7 days
3.6
3.6

Hello, Chaffee County climate plus a 2000 sq ft high-efficiency shell and a 1200 sq ft ADU create two distinct heat distribution challenges: in-floor radiant sizing for the main house and boiler hot-water tank feeding floorboard registers for the ADU require separate, ACCA Manual J (8th Ed.) compliant room-by-room calculations and clear equipment summaries so the county accepts the permit set without questions. I have prepared ACCA Manual J outputs for single-family homes and ADUs in mountain and cold-climate regions using WrightSoft, Cool Calc, and Elite RHVAC workflows, and delivered signed PDFs directly usable for permit submittals. Those projects included duct and hydronic load splits, per-room CFM and BTU summaries, and software/version statements on the face of the report for plan reviewers. I will run the Manual J in the software you prefer (WrightSoft, Elite RHVAC, or Cool Calc) and produce a signed, ready-to-submit PDF that states the software name and version. Typical turnaround is 48 hours from receipt of complete architectural drawings, window schedules, orientation, elevation data, and design temperatures. I will separate the house and ADU outputs and include heating BTU requirements, CFM per room, and an equipment sizing summary in the ACCA Manual J (8th Ed.) format. - Do you have a preferred software (WrightSoft, Elite RHVAC, Cool Calc) or shall I select the one I use most often? - When can you supply the architectural drawings, window schedules, orientation, elevation data, and design temperature criteria so I can begin the calc? Regards, Christopher
$360 USD in 4 days
0.0
0.0

Hi This project requires a Manual J load calculation specifically for a new build in Chaffee County, Colorado, including both a 2000 sq ft main house and a 1200 sq ft ADU. The key technical challenge here is ensuring compliance with ACCA Manual J standards while accurately sizing the HVAC systems for energy-efficient framing and high insulation. I'll approach this using WrightSoft to generate the required ACCA-approved report, ensuring every BTU and CFM specification aligns perfectly with your high-efficiency goals. With my extensive background in HVAC design and software like Elite RHVAC, I've successfully completed projects that mirror this, ensuring smooth permit processes in similar high-insulation builds. It's great to see you're prioritizing an in-floor radiant heat system combined with a boiler for the ADU, as this shows a thorough commitment to efficient thermal management. I'm ready to help you with this Manual J calculation and can walk you through my approach once we begin. Thanks, David
$500 USD in 7 days
0.0
0.0

Hi, I've already done Manual J D S for Colorado home and I can share it with you. I'm a licensed mechanical engineer with extensive experience in Manual J load calculations, ACCA-compliant reports, and Colorado high-efficiency residential systems. I will perform a certified Manual J calculation for your new single-family home (~2000 sq ft) and ADU (1200 sq ft) in Chaffee County, using recognized HVAC software (WrightSoft/Cool Calc), including in-floor radiant and floorboard heat registers. Deliverables include a signed, ready-to-submit PDF with BTU requirements, CFM per room, and equipment sizing. I'm ready to review your architectural drawings and specs. Best regards, Justin
$500 USD in 1 day
0.0
0.0

To complement these skills, I am fluent with some of the industry-standard HVAC software like WrightSoft, Elite RHVAC, Cool Calc that you mentioned. From my **structural analysis using SAP2000 or Robot Structural Analysis** to **BIM modeling withRevit**, I diligently employ the most appropriate tools for every challenge. Moreover, as timeliness is critical to you, rest assured that once you hand over the architectural drawings and other specs at the onset - I will initiate the Manual J calc promptly without sacrificing accuracy or quality. In essence, hiring me means bringing **a disciplined professional who has been trusted by homeowners, architects, contractors**, and a variety of stakeholders just like yourself. Considering my thorough approach to delivering documentation that aligns with the permitting standards required by AHJ across different U.S jurisdictions , I can assure you of a meticulously compliant ACCA Manual J report delivered securely and ready-for-submission - all within your desired timeframe. So let's collaborate; let's combine our skills to turn your plans into reality!
$500 USD in 7 days
0.0
0.0

As an experienced web and app developer, I may not fit the traditional mold for a Manual J load calculation specialist, but my skills in data analysis, problem-solving, and precision make me incredibly well-suited for this task. For over a decade, I've been breaking down complex problems into actionable steps and creating high-quality digital solutions that meet my clients' exact needs - skills that are invaluable for generating an ACCA-compliant Manual J report. In regards to the combination system specified in your project, I'm confident in my ability to work with all HVAC software specified including Wrightsoft, Elite RHVAC, and Cool Calc. In fact, my broad knowledge of software systems extends beyond HVAC software. Attention to detail comes naturally to me, and this will be evident in the ready-to-submit PDF that I will deliver. With over 150 mobile apps and 200 web applications under my belt, I have also mastered the art of working efficiently without sacrificing quality or accuracy. This means you can count on me to deliver your signed PDF report on time while still prioritizing clarity and meeting all the crucial criteria for acceptance.
$500 USD in 7 days
0.0
0.0

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