Illinois Department of Transportation (IDOT) · Standard Specifications for Road and Bridge Construction
Section 283 — AGGREGATE DITCH
Illinois Standard Specifications for Road and Bridge Construction, Section 283. Full text, cross-references and related pay items on BuildSpec.
Aggregate Ditch Art. 283.03 135 Slope Pin Spacing Steeper than 1:3 (V:H) 2 ft (600 mm) 1:3 (V:H) to 1:4 (V:H) 3 ft (900 mm) Flatter than 1:4 (V:H) 5 ft (1.5 m) Each securing pin shall be pushed through the fabric until the washer bears against the fabric and secures it firmly to the surface. Additional pins, regardless of location, shall be installed as necessary to prevent any slippage of the filter fabric. When the Engineer determines that the proper lap is not being maintained by the use of pins, the fabric shall be sewn according to Article 282.05. 282.07 Protection. The fabric shall be…
The rest of Section 283 — AGGREGATE DITCH is for members
You're reading the opening of Section 283 — AGGREGATE DITCH. Members see the complete text, every cross-reference and the tools on this page — free for 14 days, no card required.
- Complete section text with subsections and tables
- Search across every state DOT standard specification
- Prior editions and related products
- Ask Copilot about this section, with citations