What this code covers
Surface and subsurface water management. Transverse and longitudinal drainage, shoulder drainage, pavement internal drainage, subgrade drainage, cross-drainage, and hydrological study requirements.
What this means on site
Improper drainage is the leading cause of early pavement failure and expensive rework. Contractors must specify drainage systems per hydrological data per this code.
Other project delivery codes
Manual for Quality Control in Road and Bridge Works
Merged three prior quality standards (IRC:SP:11, IRC:SP:57, IRC:SP:47). Defines Quality Assurance Manual (QAM), Quality Assurance Plan (QAP), testing procedures, calibration, acceptance criteria, and non-conformance protocols.
Manual of Specifications and Standards for Two-Laning of Highways with Paved Shoulders
Geometric design, pavement specifications for GSB, GWB, DBM, BM, and AC layers per IRC:37. Paved shoulder construction, quality control procedures, and material testing requirements.
Manual of Specifications and Standards for Four Laning of Highways
Design, construction, operation, and maintenance of four-lane highways and expressways. Geometric design standards, pavement design, drainage, safety features, and environmental considerations.
Rural Roads Manual
Planning, geometric design, construction materials, drainage, and maintenance for rural roads. Aligns with PMGSY (Pradhan Mantri Gram Sadak Yojana) requirements. 12 chapters covering rural road development end-to-end.
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