Construction of Flood Mitigation Structure23AA0149

Construction of Waterway Structure along Banban River, Barangay Banban and Dadaor, Bangui,Ilocos Norte

Construction of Waterway Structure along Banban River, Barangay Banban and Dadaor, Bangui,Ilocos Norte is a DPWH-tracked public work in BANGUI (ILOCOS NORTE), ILOCOS NORTE, Region I. Reported contract value: ₱19,599,856.52. Status: Reported complete (DPWH). Contractor on record: ST MATTHEW GEN CONTRACTOR & DEVELOPMENT CORP / HERCULES VENTURES INC. Figures trace to sumbong.

BANGUI (ILOCOS NORTE), ILOCOS NORTE, Region I

Region: Region I

Esri Wayback · ~0.46 mLocation approximate

Before capture: 2020-03-12 · Maxar

After capture: 2025-09-07 · 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

₱19,599,856.52

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. Links are automated matches unless marked confirmed.

1. GAA budget line
FY2023 · ₱50,000
Probable match · score 0.91
DBM GAA source ↗
2. SARO / NCA release
No SARO/NCA found for this office and year. DBM publishes releases by agency and office, rarely by project.
3. PhilGEPS award
Not found in PhilGEPS by contract ID 23AA0149 or title. The open PhilGEPS mirror does not include every DPWH notice.
4. DPWH progress + satellite
100% reported · imagery 2020-03-12 → 2025-09-07
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 · Ilocos Norte

Based on the coordinates published with the DPWH record and NOAH file IlocosNorte.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 Flood Control Structure along Banban River, Sitio Talna, Barangay Taguiporo, Bangui, Ilocos Norte
GAA fiscal year: FY2023

DBM GAA source document

2. Allotment

Agency-level releases for FY2023, not tied to this contract

Ilocos Norte 1st District Engineering Office · SARO 16 (₱22,616,681,592.00) · NCA 0 (₱0.00)

Top SAROs
SARO SARO-BMB-A-23-0024206 · ₱22,279,640,000.00 · Source document
SARO SARO-BMB-A-23-0024467 · ₱310,000,000.00 · Source document
SARO SARO-BMB-A-23-0022993 · ₱22,716,000.00 · Source document
SARO SARO-ROVII-23-0020381 · ₱627,189.00 · Source document
SARO SARO-ROV-23-0023529 · ₱617,483.00 · Source document

3. Procurement & Award

No PhilGEPS award linked in the link table for this contract yet.

Contractor

ST MATTHEW GEN CONTRACTOR & DEVELOPMENT CORP / HERCULES VENTURES INC

Not graded

2 projects · ₱38.4M total · 1 flags

Other projects by this contractor

No sat.

Construction of Flood Control Structure along Bolo River, Barangay Malasin to Barangay Nagbalagan (Sitio Bago), Bangui, Ilocos Norte

BANGUI (ILOCOS NORTE), ILOCOS NORTE, Region I

2023₱18.8M

Reported complete (DPWH)

View all 2 projects →

4. Implementation

Contract Amount

₱19,599,856.52

Progress

Reported complete (DPWH)

Start Date

May 18, 2023

Target End

December 4, 2023

5. Audit

No COA audit observations linked to this project yet. See COA AAR sources.