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Construction of Flood Mitigation Structure22BF0074

Construction of Siffu River Flood Control Project (San Luis Section), Roxas, Isabela

Construction of Siffu River Flood Control Project (San Luis Section), Roxas, Isabela is a DPWH-tracked public work in ROXAS (ISABELA), ISABELA, Region II. Reported contract value: ₱96,495,711.51. Status: Reported complete (DPWH). Contractor on record: A DE GUIA CONST AND DEVELOPMENT CORP FORMERLY: A DE GUIA CONST. Figures trace to sumbong.

ROXAS (ISABELA), ISABELA, Region II
Region: Region II
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Total Contract Cost

₱96,495,711.51
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. 1. GAA budget line

    FY2022 · ₱50,000

    Probable match · score 0.94

    DBM GAA source ↗

  2. 2. SARO / NCA release

    SARO SARO-BMB-A-22-0002981 · ₱271,790,000

    Possible match · score 0.60

    DBM release source ↗

  3. 3. PhilGEPS award

    Not found in PhilGEPS by contract ID 22BF0074 or title. The open PhilGEPS mirror does not include every DPWH notice.

  4. 4. DPWH progress + satellite

    100% reported · imagery 2021-09-14 → 2024-02-21

    Same record (DPWH contract ID)

    DPWH Transparency Portal source ↗

  5. 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 · Isabela

Based on the coordinates published with the DPWH record and NOAH file Isabela.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 94%

UACS
18001
Amount
₱50,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description
Construction of Siffu River Flood Control Project (San Placido Upstream Section), Barangay San Placido, Roxas, Isabela
GAA fiscal year
FY2022
DBM GAA source document

2. Allotment

Office-level release, not tied to this specific contract

SARO SARO-BMB-A-22-0002981

₱271,790,000.00 · FY2022

DBM SARO listing (source)

Office-level release, not tied to this specific contract

SARO SARO-ROII-22-0008149

₱50,000,000.00 · FY2022

DBM SARO listing (source)

Office-level release, not tied to this specific contract

SARO SARO-BMB-A-22-0002793

₱5,000,000.00 · FY2022

DBM SARO listing (source)

3. Procurement & Award

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

Contractor

A DE GUIA CONST AND DEVELOPMENT CORP FORMERLY: A DE GUIA CONST
B

112 projects · ₱4.1B total · 2 flags

Other projects by this contractor

Construction of Slope Protection Works for Cagayan River Basin, Siffu River at Anao, Roxas, Isabela

ROXAS (ISABELA), ISABELA, Region II

2023₱190.6M
Reported complete (DPWH)

Construction of Flood Mitigation Structure along Magat River, Turod Section, Reina Mercedes, Isabela Package 1

REINA MERCEDES (ISABELA), ISABELA, Region II

2024₱144.5M
Reported complete (DPWH)
No sat.

OO1: ENSURE SAFE AND RELIABLE NATIONAL ROAD SYSTEM: NETWORK DEVELOPMENT PROGRAM: CONSTRUCTION OF BY-PASS AND DIVERSION ROADS- CORDON BY-PASS ROAD - PACKAGE 1

Region II, Region II

2023₱111.1M
Reported complete (DPWH)
No sat.

NETWORK DEV'T: CONST'N OF BY-PASS AND DIVERSION ROAD ALONG SAN MATEO-ALFONSO LISTA DIVERSION ROAD, INCLUDING ROW, ISABELA, K0000+000-K0002+820=STA. 000++000-STA. 002+820, SAN MATEO, ISABELA

Region II, Region II

2018₱110.3M
Reported complete (DPWH)
No sat.

ORGANIZATIONAL OUTCOME 1: ENSURE SAFE AND RELIABLE NATIONAL ROAD SYSTEM: NETWORK DEVELOPMENT: CONSTRUCTION OF BY-PASS AND DIVERSION ROADS - ALICIA BYPASS ROAD, ALICIA, ISABELA ROAD, ISABELA; STA. 0+860 - STA. 1+747.02, ALICIA, ISABELA

Region II, Region II

2020₱100.9M
Reported complete (DPWH)

ORGANIZATIONAL OUTCOME 2 : FLOOD MANAGEMENT PROGRAM - CONSTRUCTION/ REHABILITATION OF FLOOD MITIGATION FACILITIES WITHIN MAJOR RIVER BASINS AND PRINCIPAL RIVERS - CONSTRUCTION OF MALLIG RIVER FLOOD CONTROL PROJECT, BARANGAY LUNA PHASE II, QUIRINO, ISABEL

Isabela 2nd DEO, Region II

2024₱96.5M
Reported complete (DPWH)
View all 112 projects →

4. Implementation

Contract Amount

₱96,495,711.51

Progress

Reported complete (DPWH)

Start Date

June 8, 2022

Target End

May 29, 2023

5. Audit

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

Connected records

Where this project sits

Place (PSGC)
Region II (Cagayan Valley)IsabelaRoxasQuiling
Storms whose wind field reached it
Peilou 2026Fung-Wong 2025Matmo 2025Ragasa 2025Mitag 2025
Hazard exposure
Flood (100-yr rain)Details in Hazard context above.Full hazard check →
El Niño outlook (province)
No PAGASA drought or dry flag for this province.El Niño readiness →

Exposure to a storm, hazard or drought outlook is context, not a finding about the project.