Republic of the Philippines
Province of Sorsogon
Municipality of Irosin



Invitation to Bid for
Provision of Potable Water Supply for Barangay Salvacion and Casini, Irosin, Sorsogon


  1. The Local Government Unit of Irosin, through the BUB-DILG 2014 Grant and 20% EDF 2015 BUB Counterpart intends to apply the sum of Six MillionPesos (P 6,000,000.00) being the Approved Budget for the Contract (ABC) to payments under the contract for Provision of Potable Water Supply for Barangay Salvacion and Casini, Irosin, Sorsogon , INFR-14-2017. Bids received in excess of the ABC shall be automatically rejected at bid opening.


Brief Description:spring boxes-25.0 cu.m., tank-40.3 cu.m., transmission-distribution pipe lines 8,9933.0l.m. tapstand-65 units

Approved Budget for the

Contract:P 6,000,000.00

Contract Duration:230 calendar days

Source of Fund:BUB DILG 2014 Grant: P 5,500,000.00
20% EDF 2015 BUB Counterpart-P 500,000.00

  1. The Local Government Unit of Irosin now invites bids for excavation/steel works/concrete works/supply and installation of pipe lines/hauling/painting works. Completion of the Works is required two hundred thirty(230) calendar days after the Notice to Proceed. Bidders have experience of having completed at least one(1) project similar to the contract to be bid, and whose value, adjusted to current prices using the NSO consumer price indices must be at least 50% of the ABC to be bid. The description of an eligible bidder is contained in the Bidding Documents, particularly, in Section II. Instruction to Bidders.
  2. Bidding will be conducted through open competitive bidding procedures using non-discretionary pass/fail criterion as specified in the Implementing Rules and Regulations (IRR) of Republic Act 9184 (RA 9184), otherwise known as the “Government Procurement Reform Act”.

Bidding is restricted to Filipino citizens/sole proprietorships, partnerships, or organizations with at least seventy five percent (75%) interest or outstanding capital stock belonging to citizens of the Philippines.

  1. Interested bidders may obtain further information from Local Government Unit of Irosin and inspect the Bidding Documents at the address given below from 9:00 AM-5:00 PM.
  2. A complete set of Bidding Documents may be purchased by interested Bidders from the address below and upon payment of a nonrefundable fee for the Bidding Documents in the amount of Ten Thousand Pesos (P 10,000.00).

It may also be downloaded free of charge from the website of the Philippine Government Electronic Procurement System (PhilGEPS) and the website of the Procuring Entity, provided that bidders shall pay the fee for the Bidding Documents not later that the submission of their bids.

  1. The Local Government Unit of Irosin will hold a Pre-Bid Conference on  August 22, 2017, 2:00 PM at the Conference Room, Office of the Municipal Mayor, Municipal Compound, San Julian, Irosin, Sorsogon.
  1. Bids must be delivered to the address below on or before September 5, 2017, 9:00 AM at BAC Office, Municipal Compound, San Julian, Irosin, Sorsogon. All bids must be accompanied by a bid security in any of the acceptable forms and in the amount stated in ITB Clause 18.

Bids will be opened in the presence of the bidders’ representatives who choose to attend at the address below. Late bids shall not be accepted.

  1. The Local Government Unit of Irosin reserves the right to accept or reject any bid, to annul the bidding process, and to reject all bids at any time prior to contract award, without thereby incurring any liability to the affected bidder or bidders.
  2. For further information, please refer to:

Municipal Engineer
Municipal Compound, San Julian, Irosin, Sorsogon
Telefax: (056) 557-3043
Email address:



                  BAC Chairman