Ceiling renovation TSI 2, 1. BA.

a) Type of main services:

- concrete repair work;

- injection work.

b) Scope of services:

i) Concrete repair work:

- approx. 1 900 m 2nd Concrete repair with reprofiling ceilings and haunch ceilings.

ii) Injection work:

- approx. 1 900 m 2nd extensive injection work in the tunnel ceiling;

- approx. 320 m crack repair by injection.

iii) Plastering and painting work:

- approx. 1 900 m 2nd Re-profiling of ceilings and haunch ceilings with colored ceiling plaster.

iv) Establishing a logistics opening.

c) Provision of technical processing services:

i) Technical processing required for:

- Work instructions, emergency concept and documentation.