Part 1 — General
1.1 Section Includes
A.Precast concrete and prefabricated steel end sections for drainage pipes.
1.2 Related Sections
A.Section 03055: Portland Cement Concrete
B.Section 03056: Self-Consolidating Concrete (SCC)
1.3 References
A.AASHTO M 218: Steel Sheet, Zinc-Coated (Galvanized), for Corrugated Steel Pipe
B.ASTM A 500: Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes
C.ASTM D 1056: Flexible Cellular Materials – Sponge or Expanded Rubber
1.4 DEFINITIONS Not Used
1.5 SUBMITTALS Not Used
Part 2 — Products
2.1 Concrete End Section
A.Concrete
1.Wet cast - Class AA(AE). Refer to Section 03055.
2.Self-Consolidating Concrete. Refer to Section 03056.
B.Refer to DG Series Standard Drawings.
C.Use a Department prequalified supplier of precast concrete products.
2.2 Steel End Section
A.End Section: Galvanized steel sheeting according to AASHTO M 218.
B.Safety Bar for Safety End Section: Schedule 40 ASTM A 500 Class B steel pipe. Galvanize after fabrication according to AASHTO M 111.
C.Smooth Tapered Sleeve, when required: Galvanized steel sheeting according to AASHTO M 218.
D.Refer to DG Series Standard Drawings.
Part 3 — Execution
3.1 General
A.Furnish precast concrete or prefabricated steel end sections compatible with the adjoining pipe.
3.2 Installation
A.Prepare a smooth foundation free of rock and debris, capable of uniformly supporting the end section.
B.Place the end section at the same alignment and slope as the adjoining pipe.
C.Embed the toe plate for steel end sections.
D.Connect the end section to the adjoining pipe according to the DG Series Standard Drawings.
1.Use a 3/8 inch neoprene flat gasket when connecting to a dissimilar metal. Refer to ASTM D 1056.
E.Backfill and grade slopes to match the end section.
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Source: Utah Standard Specifications for Road and Bridge Construction, 2027 Edition. Pages 383–384 of 1,343. View official source ↗