WP3360-Bollards Installation Works - CTA Main Works

The scope includes specialist bollard installation in the CTA tunnel at Heathrow. Bollards & Tactile Paving Overview: Part of the Tunnel Accessibility design package, the bollards and tactile paving are intended to make accessing the cross-passage doors safe and more intuitive to use. The bollards are to frangible plastic bolted down into the surface. The tactile paving is to be blister type and adhesive. Interfaces: None beyond standard tunnel working Constraints: Site works during bore closure only Quantities: Bollards: 20no. (4no. Per location) Tactile Paving: 21m2 (4.2m2 per location) Locations: 5no. (includes both sides of CPD)