Flood Control and Drainage21NI0029

CONSTRUCTION OF SHORELINE PROTECTION AT POBLACION, LINGIG, SURIGAO DEL SUR

CONSTRUCTION OF SHORELINE PROTECTION AT POBLACION, LINGIG, SURIGAO DEL SUR is a DPWH-tracked public work in Surigao del Sur 2nd DEO, Region XIII. Reported contract value: ₱46,711,812.57. Status: Reported complete (DPWH). Contractor on record: O G SANTOS CONST. Figures trace to dpwh.

Surigao del Sur 2nd DEO, Region XIII

Region: Region XIII

Esri Wayback · ~0.46 mLocation approximate

Before capture: 2019-05-14 · Maxar

After capture: 2025-10-02 · 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

₱46,711,812.57

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, 2 at office level only. Links are automated matches unless marked confirmed.

1. GAA budget line
District-office budget line, FY2021 · ₱23,100 (shared by many projects, not this project's own line)
Possible match · score 0.84
DBM GAA source ↗
2. SARO / NCA release
NCA NCA-ROIVA-21-0008181 · ₱911,537,000 · release to the district office, not itemized per project
Possible match · score 0.67
DBM release source ↗
3. PhilGEPS award
Not found in PhilGEPS by contract ID 21NI0029 or title. The open PhilGEPS mirror does not include every DPWH notice.
4. DPWH progress + satellite
100% reported · imagery 2019-05-14 → 2025-10-02
Same record (DPWH contract ID)
DPWH Transparency Portal source ↗
5. COA audit finding
CY2023 · other
Confirmed (exact contract ID) · score 1.00
COA AAR source ↗

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Money Trail

1. Appropriation

Possible match · score 84%

UACS: 18001
Amount: ₱23,100,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Construction of Ombong Flood Control, Alegria, Surigao del Norte
GAA fiscal year: FY2021

DBM GAA source document

2. Allotment

Office-level release, not tied to this specific contract

NCA NCA-ROIVA-21-0008181

₱911,537,000.00 · FY2021

Released to Rizal 1st District Engineering Office (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)

3. Procurement & Award

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

Contractor

O G SANTOS CONST

163 projects · ₱5.4B total · 1 flags

Other projects by this contractor

No sat.

CONSTRUCTION OF ROAD, POBLACION, MARAGUSAN - PALOC ROAD, PACKAGE 2, DAVAO DE ORO

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2021₱122.7M

Reported complete (DPWH)

Construction of Flood Mitigation Structure along Casauman River, Manay, Davao Oriental

MANAY (DAVAO ORIENTAL), DAVAO ORIENTAL, Region XI

2024₱96.5M

Reported complete (DPWH)

Construction of Revetment along Lingayao River, barangay San Ignacio, Manay, Davao Oriental

MANAY (DAVAO ORIENTAL), DAVAO ORIENTAL, Region XI

2023₱96.5M

Reported complete (DPWH)

Construction of Flood Mitigation Structure along Lingayao River (Sitio Sumading), Manay, Davao Oriental

MANAY (DAVAO ORIENTAL), DAVAO ORIENTAL, Region XI

2024₱96.5M

Reported complete (DPWH)

No sat.

SURIGAO DEL SUR BDRY - DAVAO OR COASTAL RD - K1690+250 - K1690+550, TARRAGONA, DAVAO ORIENTAL

Davao Oriental 1st DEO, Region XI

2023₱95.3M

Reported complete (DPWH)

No sat.

CONSTRUCTION OF CONCRETE ROAD AT SITIO BANBAN TO SITIO AYAGON, BRGY. LUMIAD, PAQUIBATO DISTRICT, DAVAO CITY

Region XI, Region XI

2020₱94.2M

Reported complete (DPWH)

View all 163 projects →

4. Implementation

Contract Amount

₱46,711,812.57

Progress

Reported complete (DPWH)

Start Date

March 26, 2021

Target End

January 21, 2022

5. Audit

Confirmed (exact contract ID) · 100%

COA observation (CY2023 audit, Par. 16 Technical defects/deficiencies in infrastructure projects). DPWH's action-plan response to this observation names Contract ID 21NI0029, p. 283. Excerpt: "Contract ID No. 21NI0029 with deficiency amounting to ₱ 1,952,206.62."

CY2023 · p.283

CONSTRUCTION OF SHORELINE PROTECTION AT POBLACION, LINGIG, SURIGAO DEL SUR

Follow the peso

Money Trail

1. Appropriation

2. Allotment

3. Procurement & Award

Other projects by this contractor

4. Implementation

5. Audit

Hazard context

Where this project sits

Hazard context