FHWA FP-24
Section 257 — Contractor-Designed Retaining Structures
FP-24 · Division 250 — Earth Retaining Systems and Slopes. Full current text with cross-references on BuildSpec.
Section 257. — CONTRACTOR-DESIGNED RETAINING STRUCTURES Description 257.01 This work consists of designing various types of retaining structures, including walls, reinforced soil slopes, and rockeries. Material 257.02 Conform to the following Sections: Driven piles Gabions and revet mattresses Mechanically stabilized earth w Micropiles Permanent ground anchors Reinforced concrete retaining w Reinforced soil slopes Rockery, special rock embankmSoldier pile retaining walls Soil nail retaining walls alls alls ent, and rock buttress 551 253 255 567 256 258 261 252 254 259 Construction…
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