Excavation
Defines permissible excavation depths, approved excavation methods, shoring requirements, protection of adjacent features, and procedures for unstable materials, including special handling for rock and unsuitable soils.
Use the 20 Spec Section 205 Roadway and Drainage Excavation to ensure consistent construction quality, reduce rework, and meet regulatory and owner requirements for drainage and pavement performance. It clarifies contractor responsibilities, testing thresholds, and acceptance criteria for excavation-related work.
Primary users include contractors, civil engineers, testing labs, inspectors, and project owners responsible for roadway and drainage construction.
Defines permissible excavation depths, approved excavation methods, shoring requirements, protection of adjacent features, and procedures for unstable materials, including special handling for rock and unsuitable soils.
Specifies subgrade preparation, moisture conditioning, compaction targets by material type, and acceptance testing frequency to achieve uniform support for pavement and base course installation.
Includes design and installation criteria for culverts, catch basins, storm drains, swales, and slope protection to ensure conveyance and long-term drainage performance throughout construction and final acceptance.
Lists acceptable bedding, backfill, and aggregate materials, compaction moisture limits, gradation requirements, testing frequency, and procedures for rejecting and replacing nonconforming materials on-site per project specification.
Details field and laboratory testing for compaction, gradation, and in-situ density; defines acceptance thresholds and required documentation, including certified test reports and chain-of-custody records for samples.
Specifies submittal requirements: excavation logs, as-built drawings, test reports, daily inspection reports, corrective action records, and final acceptance documentation, including contractor certifications and geotechnical engineer sign-offs.
| Field | Configuration |
|---|---|
| Role Assignment | Assign owner, engineer, and contractor approvers in order. |
| Auth Method | Email link, SMS code, or enterprise SSO. |
| Field Types | Signature, checkbox, date, photo, and numeric fields. |
| Retention | Auto-archive signed files and audit logs. |
Digital platforms should support PDF and DOCX uploads, photo attachments, timestamped audit trails, and secure AES-256 storage.
Submit submittals 14 days before work.
Provide 48-hour notice before each major operation.
Perform density tests at each lift per frequency.
Engineer review and acceptance within 14 days.
Deliver as-built and test records at project close.
The project engineer reviews specifications, approves submittals, coordinates testing, signs acceptance certificates, and acts as technical authority between owner and contractor. They ensure compliance with compaction, drainage, and documentation requirements under Section 205 throughout construction.
The superintendent supervises field crews, enforces excavation limits, implements erosion controls, schedules compaction testing, corrects nonconforming work, and maintains daily logs. They are responsible for timely submissions and for ensuring materials meet the specification.
A municipal agency adopted Section 205 on a road rehabilitation project to standardize excavations and reduce backfill-related failures across multiple contractors.
A developer used Section 205 during site preparation to align contractor testing schedules and meet stormwater permit conditions prior to vertical construction.
| 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 | Yes, 7-day free trial | Verify with vendor | Verify with vendor | Verify with vendor | Verify with vendor |
| Bulk Send | Yes | Yes | Yes | Yes | No |
| Audit Trail | Yes | Yes | Yes | Yes | Yes |
| HIPAA Compliant | Yes | Yes | Yes | No | No |
| Envelope Cap | No cap | 100 envelopes/user/year | Varies/verify | Varies/verify | Varies/verify |