Establishing secure connection…Loading editor…Preparing document…

Septic Design Drawings

This template is fully customizable. Edit the text, fill out the fields, and send it for signature. Give it a try!

SEPTIC DESIGN DRAWINGS

This Septic Design Drawings Agreement ("Agreement") is entered into as of by and between:

RECITALS

WHEREAS, Client owns or controls the real property located at (the "Property"), Parcel / Tax ID: ; and

WHEREAS, Client requires preparation of septic system design drawings, supporting calculations and related documentation for permitting, construction and recordation; and

WHEREAS, Designer is a licensed professional experienced in on-site wastewater system design and agrees to prepare such drawings and related services under the terms of this Agreement.

SCOPE OF WORK

Designer shall prepare and deliver the following services and deliverables. Specific deliverables, performance standards, and exclusions must be described below.

Standard deliverables (check all that apply):





DRAWING SPECIFICATIONS

Scale:    Format:    Number of sheets:

PAYMENT TERMS

Client shall pay Designer the total fee as set forth below. Fees cover only the services expressly described in the Scope of Work. Additional work will be billed pursuant to the Change Order provisions below.

Late payments shall incur interest at on unpaid balances. Designer may suspend services for nonpayment after a written notice period of days.

TERM AND TERMINATION

This Agreement commences on and continues until completion of the Scope of Work or until , unless earlier terminated in accordance with this section.

Either party may terminate this Agreement for material breach if the breaching party fails to cure within days after written notice. Upon termination Client shall pay Designer for all services performed, expenses incurred and reasonable demobilization costs to date.

CONFIDENTIALITY

Each party shall keep confidential and not disclose to third parties any non-public technical or business information received from the other party in connection with the Project. Confidential information does not include information that is (a) already in the public domain through no breach hereof, (b) independently developed without use of the other's confidential information, or (c) required to be disclosed by law, provided the disclosing party gives prompt notice to the other to permit protective action.

Confidentiality obligations shall continue for months following termination or completion of services.

CHANGES / CHANGE ORDERS

Any changes to the Scope of Work shall be documented in a written change order signed by both parties which shall set forth the changes, any additional fees, and any extension of schedule. Designer's hourly billing rates for additional services are:

LICENSES, INSURANCE AND LIMITATION OF LIABILITY

Designer represents that Designer and any persons providing services are properly licensed and qualified to perform the services described. Designer's liability for claims arising from negligent professional acts, errors or omissions shall be limited to direct damages not to exceed the greater of the total fees paid under this Agreement or .

PERMITS, APPROVALS & CONSTRUCTION

Designer may prepare permit application documents if included in the Scope of Work. Client is responsible for fees charged by permitting or regulatory authorities. Designer does not assume responsibility for agency decisions or delays. Designer may assist during construction as an additional service if separately engaged.

GOVERNING LAW

This Agreement shall be governed by and construed in accordance with the laws of the State of , without regard to conflict of laws principles.

ENTIRE AGREEMENT

This Agreement, including any attachments and executed change orders, constitutes the entire agreement between the parties with respect to the subject matter hereof and supersedes all prior and contemporaneous agreements, proposals and understandings, whether written or oral. Any amendment must be in writing and signed by both parties.

DELIVERY / ACCEPTANCE

Designer will deliver drawings in the agreed format. Client shall review delivered drawings and provide written acceptance or a list of corrections within days. Failure to respond within that period shall constitute acceptance.

MISCELLANEOUS PROVISIONS

If any provision of this Agreement is found invalid or unenforceable, the remaining provisions shall remain in full force. Neither party may assign this Agreement without the prior written consent of the other, except that Designer may assign to an affiliate or in connection with sale of substantially all of its assets.

Client

Printed Name:

By:

Date:

Designer / Licensed Engineer

Printed Name:

By:

Date:

Enter text✕

What Septic Design Drawings Are and why they matter

Septic Design Drawings are technical site plans and construction details prepared for on-site wastewater systems. They show the septic tank location, drainfield layout, soil borings or perc test results, elevations, piping, and required setbacks. These drawings are used to obtain permits from local health or environmental agencies, guide installation by licensed contractors, and support inspections and as-built records. Typically prepared by a registered designer, engineer, or licensed septic professional, they translate regulatory requirements into a buildable plan for permitting and construction.

Why accurate drawings reduce risk and speed permitting

Clear, code-compliant Septic Design Drawings streamline permit review, limit costly rework during installation, and provide a reliable reference for inspections and future property transactions.

Why accurate drawings reduce risk and speed permitting

Who prepares and relies on these drawings

Property owners, developers, and real estate professionals also rely on these drawings for compliance, resale disclosure, and site planning.

  • Licensed designers and civil or environmental engineers who perform site evaluation and prepare permit-ready plans.
  • Septic installers and contractors who need precise layout, materials, and elevation details for construction.
  • Local permitting officials and environmental or health departments responsible for plan review and approvals.

Essential elements to include on professional drawings

A complete set of Septic Design Drawings couples a scaled site plan with technical details, calculations, and notes so permitting officials and contractors can review and build the system.

Site Plan

Scaled map showing property lines, existing structures, roads, setbacks, wells, and proposed septic components with dimensions and north arrow.

System Layout

Plan views of septic tank, distribution box, drainfield, piping, cleanouts, and offsets with distances to setbacks and features.

Soil Data

Perc test or soil boring logs with depths, classifications, seasonal high water table and interpreted absorption rates.

Hydraulic Calculations

Design flow estimates, loading rates, and sizing calculations supporting tank and drainfield dimensions.

Construction Details

Cross-sections, materials, installation notes, dimensions, and compaction or backfill requirements for on-site work.

Permit Notes

Site-specific conditions, special approvals, required inspections, signature block, and designer certification language.

Required data fields at a glance

Property address: Street, city, ZIP
Owner name: Full legal name
Parcel ID: County parcel number
Designer license: License number
Soil classification: Perc or boring result
Design flow: Gallons per day

Step-by-step: preparing a permit-ready drawing set

Follow these sequential steps to produce drawings suitable for submittal and construction.

  • 01
    Site evaluation: Collect surveys, soil tests, and existing utility locations.
  • 02
    Preliminary layout: Draft scaled plan showing tank and drainfield placement with setbacks.
  • 03
    Technical sizing: Perform hydraulic and absorption calculations for component sizing.
  • 04
    Finalize and certify: Apply designer signature, license, and any required certification statements.

Configuring a digital workflow for submissions

Set up a reproducible digital process to collect signatures, store files, and route documents to reviewers.

Field Configuration
Upload file format PDF preferred, DOCX accepted
Signer order Designer -> Owner -> Installer -> Inspector
Authentication Email link or SMS code
Auto-reminders Enable 3-day interval reminders

Where to send completed drawings and typical routing

Know the usual destinations and who receives each copy to avoid submission errors.

  • Local health department: Primary reviewer for permit approval and plan stamping.
  • Property owner file: Provide owner with a signed copy for records and sale disclosures.
  • Contractor and installer: Installer receives construction sheets and material specifications.
  • Inspector or final reviewer: Submit as-built drawings after installation for final sign-off.

Technical requirements for electronic submission and signing

Digital submission is accepted by many jurisdictions; check local rules for e-signature and file format acceptance.

  • File formats: PDF/A or standard PDF typically required
  • Integrations: Connects with cloud storage and permitting portals
  • Signer authentication: Email, SMS codes, or ID proofing supported

Typical review times and permit timelines to expect

Timelines vary by jurisdiction; below are common timeframes to plan around when submitting drawings for permit review.

Initial plan review:

Commonly 2–8 weeks depending on workload and complexity

Revision response time:

Agencies often request changes with a 2-week response expectation

Permit validity:

Many permits expire after one year if construction hasn't started

Inspection scheduling:

Allow 1–4 weeks to schedule required construction inspections

As-built submittal:

Submit final drawings upon completion for certificate of compliance

Consequences of incorrect or incomplete drawings

Permit denial: Application rejected; resubmittal required
Stop-work order: Construction halted until compliance
Fines: Monetary penalties assessed by jurisdiction
Failed inspection: Rework and additional inspections needed
Liability: Installer or designer may face legal exposure
Sale complications: Incomplete records can affect property transfer

Practical tips to ensure accurate, review-ready drawings

Adopt a consistent quality-control checklist to limit omissions and speed approval.

Use consistent scales and clear labels
Apply a standard scale on all plan sheets and label dimensions, bearings, and elevations clearly. Inconsistent scales or missing labels are common causes of review comments and will delay permitting.
Attach original soil reports
Include raw perc and boring logs as attachments rather than paraphrasing. Reviewers often require original test results for independent evaluation and verification of interpretation.
Provide a designer certification block
Include a signed, dated certification with license number and contact information. Many agencies will not accept plans without an explicit professional certification statement.
Coordinate utility and setback checks
Verify distances to wells, waterlines, property lines, and easements. Late discovery of conflicts commonly forces redesigns and site rework during construction.

Common mistakes to avoid

  • Incorrect or missing perc/soils data that invalidates size and placement assumptions.
  • Plans lacking clear setbacks to wells, property lines, or surface waters.
  • No designer signature or incomplete certification block required by local code.
  • Using wrong scale or failing to show existing structures and utilities on plan.

Frequently asked questions about Septic Design Drawings

Answers to common questions about signing, e-submission, and the permitting process for septic design drawings.


Need help? Contact support

Comparison: eSignature platform features to sign and submit drawings

Vendor features and starting prices for common eSignature solutions. Use this comparison to assess authentication, HIPAA support, and bulk sending needs.

signNow DocuSign Adobe Sign PandaDoc HelloSign
Starting Price $8/user/mo $15/user/mo $14/user/mo $19/user/mo $15/user/mo
Free Trial 7-day free trial Varies Varies Varies Varies
Bulk Send Yes Yes Yes Yes No
Audit Trail Yes Yes Yes Yes Yes
HIPAA Compliant Yes Yes Yes No No
Envelope Cap No envelope cap 100 envelopes/user/year Varies by plan Varies by plan Varies by plan
be ready to get more
Join over 28 million airSlate SignNow users