Flood Control and Drainage18DI0031

FLOOD MANAGEMENT PROGRAM- CONSTRUCTION/ MAINTENANCE OF FLOOD MITIGATION STRUCTURES AND DRAINAGE SYSTEMS-CONSTRUCTION OF FLOOD CONTROL ALONG HALANG WATERWAYS, CALAMBA CITY, LAGUNA

FLOOD MANAGEMENT PROGRAM- CONSTRUCTION/ MAINTENANCE OF FLOOD MITIGATION STRUCTURES AND DRAINAGE SYSTEMS-CONSTRUCTION OF FLOOD CONTROL ALONG HALANG WATERWAYS, CALAMBA CITY, LAGUNA is a DPWH-tracked public work in Laguna 2nd DEO, Region IV-A. Reported contract value: ₱28,369,015.20. Status: Reported complete (DPWH). Contractor on record: ALPHA. Figures trace to dpwh.

Laguna 2nd DEO, Region IV-A

Region: Region IV-A

Esri Wayback · ~0.31 mLocation approximate

Before capture: 2017-04-13 · DigitalGlobe

After capture: 2025-04-25 · Vantor

Satellite comparison for public reference — not proof of completion or non-completion.

Imagery may not show small or linear works; no visible change is not evidence of wrongdoing.

Imagery © Esri, Maxar, Earthstar Geographics, and the GIS User Community

Caveats & resolution

Esri World Imagery Wayback (~0.5–1 m); dates are archive release dates, not capture timestamps.
Imagery may not show small or linear works; no visible change is not evidence of wrongdoing.
DPWH coordinates can be approximate; marker shows the imagery center (may be snapped to riverbank/coast).

Disclaimer

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Total Contract Cost

₱28,369,015.20

Progress100%

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

Money Trail

1. Appropriation

Probable match · score 88%

UACS: 18001
Amount: ₱30,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Construction of Flood Control along Halang Waterways, 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

831 projects · ₱32.1B total · 0 flags

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