New Hampshire Department of Transportation (NHDOT) · Standard Specifications for Road & Bridge Construction
Section 504 — BRIDGE EXCAVATION
New Hampshire Standard Specifications for Road & Bridge Construction, Section 504. Full text, cross-references and related pay items on BuildSpec.
SECTION 504 New Hampshire Department of Transportation Standard Specifications – 2016 5-6 SECTION 504 -- BRIDGE EXCAVATION Description 1.1 This work shall consist of the excavation, satisfactory disposal, and backfill of all materials encountered in the construction of bridges as shown on the plans or ordered. Classification of Materials 2.1 Common bridge excavation shall consist of all materials not classified as rock. Glacial till or boulder clay will be considered as common bridge excavation. 2.2 Rock bridge excavation shall consist of solid rock which cannot be removed without blasting or…
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