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Flood Control and Drainage18DI0023

FLOOD MANAGEMENT PROGRAM -CONSTRUCTION/ MAINTENANCE OF FLOOD MITIGATION STRUCTURES AND DRAINAGE SYSTEMS-CONSTRUCTION OF FLOOD CONTROL ALONG SAN JUAN RIVER, BRGY. SAMPIRUHAN, CALAMBA CITY, LAGUNA

FLOOD MANAGEMENT PROGRAM -CONSTRUCTION/ MAINTENANCE OF FLOOD MITIGATION STRUCTURES AND DRAINAGE SYSTEMS-CONSTRUCTION OF FLOOD CONTROL ALONG SAN JUAN RIVER, BRGY. SAMPIRUHAN, CALAMBA CITY, LAGUNA is a DPWH-tracked public work in Laguna 2nd DEO, Region IV-A. Reported contract value: ₱49,000,000.00. Status: Reported complete (DPWH). Contractor on record: ALPHA. Figures trace to dpwh.

Laguna 2nd DEO, Region IV-A
Region: Region IV-A
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Total Contract Cost

₱49,000,000.00
Progress100%
Source: DPWH Transparency Portal (via BetterGov.PH mirror, snapshot 22 Jan 2026); Sumbong sa Pangulo flood-control list where applicable

Follow the peso

2 of 5 steps linked to this project, 1 at office level only. Links are automated matches unless marked confirmed.

  1. 1. GAA budget line

    FY2018 · ₱50,000

    Probable match · score 0.89

    DBM GAA source ↗

  2. 2. SARO / NCA release

    NCA NCA-ROII-18-0003158 · ₱232,419 · release to the district office, not itemized per project

    Possible match · score 0.69

    DBM release source ↗

  3. 3. PhilGEPS award

    Not found in PhilGEPS by contract ID 18DI0023 or title. The open PhilGEPS mirror does not include every DPWH notice.

  4. 4. DPWH progress + satellite

    100% reported · imagery 2015-02-17 → 2025-04-25

    Same record (DPWH contract ID)

    DPWH Transparency Portal source ↗

  5. 5. COA audit finding

    No COA finding names this project. COA audits DPWH by office each year; project-level findings are only linked when the report names the contract.

Site vs flood hazard · Project NOAH 100-year map

High flood hazard · Laguna

Based on the coordinates published with the DPWH record and NOAH file Laguna.zip. Pins are sometimes placed at the town center rather than the site. NOAH data (ODbL) · Need vs spending by province

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Money Trail

1. Appropriation

Probable match · score 89%

UACS
18001
Amount
₱50,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description
Construction of Flood Control along San Juan River, Brgy. Sampiruhan, Calamba City, Laguna
GAA fiscal year
FY2018
DBM GAA source document

2. Allotment

Office-level release, not tied to this specific contract

NCA NCA-ROII-18-0003158

₱232,419.00 · FY2018

Released to Isabela 1st District Engineering Offic (office-level, not project-specific). This SARO/NCA funds the office's programme; DBM listings do not tie it to this contract.

DBM NCA listing (source)

3. Procurement & Award

No PhilGEPS award linked in the link table for this contract yet.

Contractor

ALPHA·OMEGA GEN CONTRACTOR·DEVELOPMENT CORP REVOKED
Not graded

831 projects · ₱32.1B total · 0 flags

4. Implementation

Contract Amount

₱49,000,000.00

Progress

Reported complete (DPWH)

Start Date

February 13, 2018

Target End

December 24, 2018

5. Audit

No COA audit observations linked to this project yet. See COA AAR sources.