1 GeneralProvisions 1
2 TermsandSymbols 2
2.1 Terms 2
2.2 Symbols 4
3 GeneralRequirements 6
4 PavementSurfaceDrainageinRoadReserve 9
4.1 General 9
4.2 Pavementsurfacedrainage 10
4.3 Mediandrainage 11
4.4 Drainageinsuperelevationsection 12
4.5 Slopedrainage 13
5 PavementSubsurfaceDrainage 16
5.1 General 16
5.2 Pavement’sedgedrainagesystem 17
5.3 Permeablebase 19
5.4 Drainagebedlayer 21
6 GroundwaterDrainagewithinRoadReserve 22
6.1 General 22
6.2 Thegroundwaterinvestigation 23
6.3 Subsurfacedrainagefacility 25
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