Construction of Flood Mitigation Structure21OI0017

Construction of Flood Control Structures along Laguna Lake, Barangay Cupang, Muntinlupa City

Construction of Flood Control Structures along Laguna Lake, Barangay Cupang, Muntinlupa City is a DPWH-tracked public work in MUNTINLUPA CITY, National Capital Region. Reported contract value: ₱74,204,302.44. Status: Reported complete (DPWH). Contractor on record: E F CHUA CONST INC. Figures trace to sumbong.

MUNTINLUPA CITY, National Capital Region

Region: National Capital Region

Esri Wayback · ~0.5 mLocation approximate

Before capture: 2021-11-03 · 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

₱74,204,302.44

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. GAA budget line
FY2021 · ₱20,000
Probable match · score 0.92
DBM GAA source ↗
2. SARO / NCA release
NCA NCA-ROXI-21-0005919 · ₱118,500 · release to the district office, not itemized per project
Possible match · score 0.66
DBM release source ↗
3. PhilGEPS award
Not found in PhilGEPS by contract ID 21OI0017 or title. The open PhilGEPS mirror does not include every DPWH notice.
4. DPWH progress + satellite
100% reported · imagery 2021-11-03 → 2025-04-25
Same record (DPWH contract ID)
DPWH Transparency Portal source ↗
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

Medium flood hazard · NCR, Fourth District

Based on the coordinates published with the DPWH record and NOAH file Metro Manila.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 92%

UACS: 18001
Amount: ₱20,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Construction of Flood Control Structure, Barangay Alabang, Muntinlupa City
GAA fiscal year: FY2021

DBM GAA source document

2. Allotment

Office-level release, not tied to this specific contract

NCA NCA-ROXI-21-0005919

₱118,500.00 · FY2021

Released to Division of Mati City (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)

Office-level release, not tied to this specific contract

SARO SARO-BMB-A-21-0008613

₱80,000,000.00 · FY2021

DBM SARO listing (source)

Office-level release, not tied to this specific contract

SARO SARO-BMB-A-21-0014182

₱35,000,000.00 · FY2021

DBM SARO listing (source)

Office-level release, not tied to this specific contract

SARO SARO-NCR-21-0002577

₱1,156,995.00 · FY2021