Dam & Tunnel Repair

Tristar is one of the largest service providers of hydro power projects, railways & roadways.

Product targets the following areas:
  • Waterproofing of tunnels
  • Rehabilitation of spillways
  • Crack repair of tunnels
  • Gantry joints repair
  • Pin whole treatment
  • Patch repairs
  • Strengthening of structures
  • Underwater repair
  • Construction joints
  • Radial gate repairs
  • Pre Injection for ground consolidation

Our water proofing & repair capability is extended to new as well as old projects.

Product Portfolio:
  • Synthetic waterproofing membranes (PVC, TPO, Sprayapplied flexible membrane)
  • Epoxy injection grouting
  • Water swelling bars
  • Fiber laminates
  • Micro concrete
  • Non-shrink grouts
  • Epoxy coating
  • Dams, tunnels & irrigation channels
Hydro Electric Projects
  • Tala, Bhutan
  • Nathpa Jhakri, H.P.
  • Dhauli Ganga, Uttrakhand
  • Tehri, Uttrakhand
  • Maneri Bhali, T.H.D.C

Prestigious Client