null Desvio do traçado do adutor junto ao novo Hospital de V.F.Xira
Diversion of the route of the delivery pipe next to the new V. F. Xira hospital
This contract affects a section almost 800 m long, covered with DN1800mm steel pipe, laid in a trench in the EPAL compulsory-purchase strip.
The main tasks are:
- Land clearance and preparation of the track;
- Shoring of the trench for laying the pipe, using minipiles, in the area where the new supply line runs parallel to Alviela aqueduct;
- Fitting pipes and accessories underground;
- Lower crossing of Alviela aqueduct using horizontal pile-driving;
- Building a venting chamber;
- Building a chamber for the bottom outlet;
- Connections upstream and downstream from the current bypass delivery pipe.