Construction of Flood Mitigation Structure22DI0030

Construction of River Protection Structure along San Cristobal River, (Downstream), Brgy. Looc, Calamba City, Laguna

Construction of River Protection Structure along San Cristobal River, (Downstream), Brgy. Looc, Calamba City, Laguna is a DPWH-tracked public work in CITY OF CALAMBA (LAGUNA), LAGUNA, Region IV-A. Reported contract value: ₱39,196,546.74. Status: Reported complete (DPWH). Contractor on record: R D SADSAD CONST & TRADING. Figures trace to sumbong.

CITY OF CALAMBA (LAGUNA), LAGUNA, Region IV-A

Region: Region IV-A

Esri Wayback · ~0.31 mLocation approximate

Before capture: 2021-04-16 · Maxar

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

₱39,196,546.74

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 89%

UACS: 18001
Amount: ₱30,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Construction of Revetment/Floodwall at Brgy. Bi±an, Bi±an City, Laguna
GAA fiscal year: FY2022

DBM GAA source document