Construction of Flood Mitigation Structure22FO0060

Construction of Nasisi River Flood Mitigation Structure (Brgy. Batang and Brgy. Herrera), Ligao City, Albay

Construction of Nasisi River Flood Mitigation Structure (Brgy. Batang and Brgy. Herrera), Ligao City, Albay is a DPWH-tracked public work in CITY OF LIGAO (ALBAY), ALBAY, Region V. Reported contract value: ₱57,828,535.32. Status: Reported complete (DPWH). Contractor on record: 3DIAMONDS CONST CORP. Figures trace to sumbong.

CITY OF LIGAO (ALBAY), ALBAY, Region V

Region: Region V

Esri Wayback · ~0.5 mLocation approximate

Before capture: 2022-02-15 · Maxar

After capture: 2015-01-08 · Vantor

No imagery since construction began — latest capture 2015-01-08

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

₱57,828,535.32

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
FY2022 · ₱50,000
Probable match · score 0.91
DBM GAA source ↗
2. SARO / NCA release
SARO SARO-BMB-A-22-0002951 · ₱462,581,000
Possible match · score 0.60
DBM release source ↗
3. PhilGEPS award
Not found in PhilGEPS by contract ID 22FO0060 or title. The open PhilGEPS mirror does not include every DPWH notice.
4. DPWH progress + satellite
100% reported · imagery 2022-02-15 → 2015-01-08
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

High flood hazard · Albay

Based on the coordinates published with the DPWH record and NOAH file Albay.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 91%

UACS: 18001
Amount: ₱50,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Construction of San Francisco River Flood Mitigation Structures (Brgy. Maguiron and Brgy. Minto), Guinobatan, Albay
GAA fiscal year: FY2022

DBM GAA source document