02160 EXCAVATION SUPPORT SYSTEMS
			02170 COFFERDAMS
			02200 EARTHWORK
			02300 TUNNELING
			02350 PILES AND CAISSONS
			02450 RAILROAD WORK
			02480 MARINE WORK
			02500 PAVING AND SURFACING
			02600 UTILITY PIPING MATERIALS
			02660 WATER DISTRIBUTION
			02680 FUEL AND STEAM DISTRIBUTION
			02700 SEWERAGE AND DRAINAGE
	DIVISION 2 - SITEWORK		02760 RESTORATION OF UNDERGROUND PIPE
	02010 SUBSURFACE		02770 PONDS AND RESERVOIRS
	02050 DEMOLITION		02780 POWER AND COMMUNICATIONS
	02100 SITE PREPARATION		02800 SITE IMPROVEMENTS
	02140 DEWATERING		02900 LANDSCAPING
	02150 SHORING AND UNDERPINNING
			Reprinted from the Construction Specifications Institute (CSI) and Construction Specifications Canada (CSC), MasterFormat, (1988 edition). < back