Flood Control and Drainage20OB0359

REHABILITATION OF DRAINAGE, BRGY. BAGONG TANYAG, TAGUIG CITY

REHABILITATION OF DRAINAGE, BRGY. BAGONG TANYAG, TAGUIG CITY is a DPWH-tracked public work in Metro Manila 1st DEO, National Capital Region. Reported contract value: ₱27,473,339.12. Status: Reported complete (DPWH). Contractor on record: TWENTYSIX CONST INC. Figures trace to dpwh.

Metro Manila 1st DEO, National Capital Region

Region: National Capital Region

Esri Wayback · ~0.46 m

Before capture: 2020-03-25 · 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

₱27,473,339.12

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
District-office budget line, FY2020 · ₱50,000 (shared by many projects, not this project's own line)
Possible match · score 0.83
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
₱27,473,339 · TWENTYSIX CONST INC
Confirmed (exact contract ID) · score 1.00
PhilGEPS source ↗
4. DPWH progress + satellite
100% reported · imagery 2020-03-25 → 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

Outside mapped flood-hazard zones · 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

Possible match · score 83%

UACS: 18001
Amount: ₱50,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Construction of Flood Mitigation Structure along Sapang Baho, Marikina City
GAA fiscal year: FY2020

DBM GAA source document