Flood Control and Drainage20OE0089

CONSTRUCTION OF RETENTION BASIN AT ESTERO DE VALENCIA, MANILA CITY

CONSTRUCTION OF RETENTION BASIN AT ESTERO DE VALENCIA, MANILA CITY is a DPWH-tracked public work in North Manila DEO, National Capital Region. Reported contract value: ₱46,670,049.09. Status: Reported complete (DPWH). Contractor on record: ALPHA & OMEGA GEN CONTRACTOR & DEVELOPMENT CORP. Figures trace to dpwh.

North Manila DEO, National Capital Region

Region: National Capital Region

Esri Wayback · ~0.5 mLocation approximate

Before capture: 2020-02-29 · Maxar

After capture: 2025-04-25 · Maxar

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

₱46,670,049.09

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

Possible match · score 83%

UACS: 18001
Amount: ₱20,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Rehabilitation of Flood Controls Structures and Drainage System along Forbes - Lepanto Drainage Main
GAA fiscal year: FY2020

DBM GAA source document

2. Allotment

Office-level release, not tied to this specific contract

NCA NCA-BMB-A-20-0012201

₱237,040.60 · FY2020

Released to Central Office (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

141 projects · ₱11.1B total · 23 flags

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