Flood Control and Drainage18LF0041

CONSTRUCTION OF REVETMENT ALONG MAHAN-UB RIVER, BRGY. CENTRAL, MANAY, DAVAO ORIENTAL

CONSTRUCTION OF REVETMENT ALONG MAHAN-UB RIVER, BRGY. CENTRAL, MANAY, DAVAO ORIENTAL is a DPWH-tracked public work in Davao Oriental 1st DEO, Region XI. Reported contract value: ₱18,989,943.42. Status: Reported complete (DPWH). Contractor on record: O G SANTOS CONST. Figures trace to dpwh.

Davao Oriental 1st DEO, Region XI

Region: Region XI

Esri Wayback · ~0.5 mLocation approximate

Before capture: 2017-12-25 · DigitalGlobe

After capture: 2025-05-30 · 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

₱18,989,943.42

Progress100%

Source: DPWH Transparency Portal (via BetterGov.PH mirror, snapshot 22 Jan 2026); Sumbong sa Pangulo flood-control list where applicable

Follow the peso

3 of 5 steps linked from public records. Links are automated matches unless marked confirmed.

1. GAA budget line
FY2018 · ₱20,000
Probable match · score 0.97
DBM GAA source ↗
2. SARO / NCA release
SARO SARO-LGRCB-18-0025292 · ₱50,900,000
Possible match · score 0.75
DBM release source ↗
3. PhilGEPS award
Not yet linked
4. DPWH progress + satellite
100% reported · imagery 2017-12-25 → 2025-05-30
Same record (DPWH contract ID)
DPWH source ↗
5. COA audit finding
Not yet linked

Site vs flood hazard · Project NOAH 100-year map

Outside mapped flood-hazard zones · Davao Oriental

Based on the coordinates published with the DPWH record and NOAH file DavaoOriental.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 97%

UACS: 18001
Amount: ₱20,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Construction of Revetment along Mahan-ub River, Brgy. Central, Manay, Davao Oriental
GAA fiscal year: FY2018

DBM GAA source document

2. Allotment

Office-level release, not tied to this specific contract

SARO SARO-LGRCB-18-0025292

₱50,900,000.00 · FY2018

Released to Central Office (office-level, not project-specific). This SARO/NCA funds the office's programme; DBM listings do not tie it to this contract.

DBM SARO listing (source)