| 15222 Precast Concrete Pipes
Precast concrete pipes for cable drawing shall comply with the requirements of ES C D3. 326.
The pipes shall be jointed in cement sand mortar mix 1:3.
Precast cement pipes shall be measured in length and shall be understood as including fitting and related earth and concrete work.
15223 Galvanized Steel Pipes
Galvanized steel pipes for cable drawing shall generally comply with the requirement of BS 1387, light gauge having threaded ends to BS 21.
The pipe laying shall fully comply with the requirements as set out in the Sanitary Installation section of this Specification.
Galvanized steel pipe laid for cable drawing shall be measured in length and understood as including all earth, masonry and concrete work.
Dostları ilə paylaş: | 
