LUL - T0427
Track: Grout and small-aggregate concrete
Organization: | LUL |
Publication Date: | 1 December 2022 |
Status: | active |
Page Count: | 4 |
scope:
This technical specification applies to materials for the preparation of grout and small-aggregate concrete used in tube sections for
a) filling voids around sleepers and pitblocks;
b) solidifying shingle between sleepers.
If you are working within TfL, this technical specification applies to you, including LU staff, TfL engineering staff and all suppliers involved in the design, supply, installation and maintenance of tube track sections.
Purpose
The purpose of this technical specification is to specify the materials for the preparation of grout and small-aggregate concrete.