The Metropolitan Waterworks and Sewerage System (MWSS) has conducted the public bidding for the procurement of the contractor for the design and construction of Ipo- Bigte Tunnel No. 4 denominated as Contract Package AWTIP-ICB-CW001.


After the Invitation for Bids were advertised in the 20 and 23 February 2015 issues of the Philippine Daily Inquirer and Philippine Star, both being English language newspapers of general circulation in the Philippines, and posted in the websites of MWSS and ADB on 19 February 2015, eight (8) bidders submitted First Stage Bids out of the twenty seven (27) bidders who purchased the Bid Documents.


Submitted First Stage Bids were evaluated to determine compliance the technical, legal and financial requirements of the project.  The proposals of five (5) bidders were rejected for being NON-RESPONSIVE BIDS, namely:


China Machinery Engineering Corporation China
China CAMC Engineering Co., Ltd.-Phil. Branch China
China Gezhouba Group International Engineering Co., Ltd. China
China Communications Construction Co., Ltd. China
Guangxi Hydroelectric Construction Bureau China


The proposals of three (3) bidders were accepted as RESPONSIVE BIDS, namely.


McConnell Dowell Constructors (Aust) Pty Ltd Australia
Cooperativa Muratori & Cementisti-CMC di  Ravenna Societa Cooperativa Italian
China Railway Group Ltd., (CREC) China


Bidders (whose First Stage Bids were accepted) were invited to submit Second Stage Bids with bid price proposals.  The submitted bid price proposals, as read-out on bid opening and as evaluated after detailed evaluation, are as follows:


Bidder’s Name As Read


As Evaluated


w/ 12% VAT

Technical Eval. Findings
Cooperativa Muratori & Cementisti – CMC di Ravenna Societa Cooperativa 2,936,212,160.50

(excluding 12% VAT)

3,291,554,869.52 Substantially Compliant
China Railway Group Ltd. 3,599,800,000.00

(no mention)

3,599,800,000.00 Substantially Compliant
McConnell Dowell Constructors (Aust) Pty Ltd 3,891,267,625.00

(inclusive of 12% VAT)






Based on the foregoing, the Bids and Awards Committee of MWSS issued its Resolution No. 2016-04 dated 08 April 2016 recommending to award the contract to Cooperativa Muratori & Cementisti – CMC di Ravenna Societa Cooperativa, as the Lowest Evaluated Substantially Responsive Bidder, which was approved by the Asian Development Bank (ADB) per its letter dated 27 April 2016 and the MWSS Board of Trustees per its Resolution No. 2016-059-CO dated 03 May 2016.


The awarded contract covers the design and construction of Ipo to Bigte Tunnel No. 4 with a contract value of One Billion Four Hundred Fourteen Million Seventy Nine Thousand and Seventy Hundred Seventy One Pesos (Php 1,414,079,771.00) and Thirty Five Million Seven Hundred Twenty Four Thousand and Seventy Three Euro (Euro 35,724,073.00).   Contract duration is for 1,560 calendar days.