694-2024 - Branch I Aqueduct Underdrain Outfall Repairs

D3. SCOPE OF WORK
D3.1 The Work to be done under the Contract shall consist of repairs to the Branch I Aqueduct Underdrain and Underdrain outfalls.
D3.2 The major components of the Work are as follows:
(a) Replacement of the Rue Plinguet Underdrain Outfall complete with construction of a new Underdrain manhole and backflow prevention;
(b) Installation of a new Underdrain manhole on the Avenue Tache Underdrain Outfall;
(c) Renewal of the Rue Notre Dame Underdrain Outfall complete with construction of a new Underdrain manhole;
(d) Elimination of the cross connection between the Underdrain and the combined sewer system at Archibald Street and Rue Notre Dame;
(e) Elimination of the cross connection between the Underdrain and the combined sewer system at Dawson Road and Messier Street complete with new Underdrain manholes and new Underdrain along Dawson Road;
(f) External point repairs on the Underdrain at two locations on Rue Notre Dame;
(g) Trenchless point repairs on the Underdrain on Rue Notre Dame and McTavish Street;
(h) A hybrid trenchless repair with external soil grouting within the GWWD Railway Terminal; and
(i) Full segment CIPP lining of the Underdrain outfalls at the Rue Plinguet, Avenue Tache, and Rue Notre Dame sites.
D3.3 The funds available for this Contract are $3,500,000.00.