someSRW installations Statehighway agency (SHA) applications has resulted concernover long-termperformance SRWsystems hasled stricterspecifications somecases, restrictions futureuse SRWsystems. FederalHighway Administration (FHWA)-funded research project SRWblock distress, recommendtest methods improvingdurability...
(229 mm) deep modular block would be 18 in. (457 mm). Within these limits, the wall designer should choose an appropriate maximum reinforcement spacing for the proprietary system used. Regardless of the reinforcement spacing, compaction of the reinforced fill zone is generally limited to 6 to ...