A procedure for applying a final coatings based on armed or projected concrete with bearing capacity on interior surfaces of tunnels, channels and mining. (Machine-translation by Google Translate, not legally binding)

摘要

PROCEDURE FOR APPLYING A FINAL COATING ON INTERIOR TUNNEL SURFACES. IT INCLUDES: A) WATERPROOFING THE BOVEDA (B) WITH THE STRIPS (T) THROUGH ANCHORAGE ELEMENTS (C), SO THAT THE SURFACE TO BE WATERPROOFED IS TOTALLY WATERTIGHT; B) PLACE SUPPORTING OR REINFORCEMENT ELEMENTS IN THE ANCHOR ELEMENTS BY THREADING OR FULL NAILING, TAKING INTO ACCOUNT THAT THE DENSITY OF THE PERFORATIONS PERFORMED SHOULD BE ADJUSTED TO THE DIAMETER OF THE REINFORCEMENTS; C) PROJECT OR MOLD THE CONCRETE BY CASTING; D) LET THE APPLIED LAYER SET. AND E) DISENGAGE IN CASE IT IS NOT A LOST FORMWORK. USABLE IN TUNNELS, CHANNELS AND MINING. (Machine-translation by Google Translate, not legally binding)