Rehabilitation / Major Repair of Flood Control Structure23OA0059

Rehabilitation of Riverwall along Tangos River (Phase 9), Navotas City

Rehabilitation of Riverwall along Tangos River (Phase 9), Navotas City is a DPWH-tracked public work in CITY OF NAVOTAS (METROPOLITAN MANILA), NAVOTAS CITY, National Capital Region. Reported contract value: ₱19,799,811.00. Status: Reported complete (DPWH). Contractor on record: TOPNOTCH CATALYST BUILDERS INC. Figures trace to sumbong.

CITY OF NAVOTAS (METROPOLITAN MANILA), NAVOTAS CITY, National Capital Region

Region: National Capital Region

Esri Wayback · ~0.5 mLocation approximate

Before capture: 2021-06-29 · Maxar

After capture: 2025-04-20 · 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

Click imagery to enlarge

Loading satellite imagery…

Total Contract Cost

₱19,799,811.00

Progress100%

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

Money Trail

1. Appropriation

Probable match · score 88%

UACS: 18001
Amount: ₱8,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Rehabilitation of Floodwall along Malabon-Tullahan River, Brgy. Potrero, Malabon City
GAA fiscal year: FY2023

DBM GAA source document

2. Allotment

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

Malabon-Navotas 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

TOPNOTCH CATALYST BUILDERS INC

241 projects · ₱13.6B total · 65 flags

Other projects by this contractor

No sat.

SUSTAINABLE INFRASTRUCTURE PROJECTS ALLEVIATING GAPS (SIPAG)- ACCESS ROADS AND/OR BRIDGES FROM THE NATIONAL ROAD/S LEADING TO MAJOR/STRATEGIC PUBLIC BUILDINGS/FACILITIES- CONST. OF ROAD DIKE ALONG BUCAYAO RIVER, PHASE 3, BRGY. SAN LUIS, NAUJAN, OR. MINDOR

Region IV-B, Region IV-B

2024₱186.0M

Past target date (DPWH On-Going)

No sat.

CONSTRUCTION OF FLOOD CONTROL STRUCTURE AT FILINVEST, BARANGAY BAGONGSILANGAN, QUEZON CITY

Quezon City 1st DEO, National Capital Region

2024₱143.3M

Past target date (DPWH On-Going)

No sat.

CONVERGENCE AND SPECIAL SUPPORT PROGRAM-SUSTAINABLE INFRA. PROJECTS ALLEVIATING GAPS(SIPAG)-SIPAG-ACCESS ROADS AND/OR BRIDGES FROM THE NATIONAL ROADS LEADING TO MAJOR/STRATEGIC PUBLIC BUILDINGS/FACILITIES-CONST. OF ROAD,PHASE II,SITIO DUPLAS,BRGY. KALAWAK

Bulacan 3rd DEO, Region III

2025₱142.5M

Past target date (DPWH On-Going)

No sat.

CONVERGE. AND SPECIAL SUPPORT PROG. - SUSTAINABLE INFRA. PROJS. ALLEVIATING GAPS (SIPAG) - SIPAG - ACCESS ROADS AND/OR BRIDGES FROM THE NATIONAL ROADS LEADING TO MAJOR/ STRAT. PUBLIC BLDGS/ FACILITIES - CONSTRUCTION OF ROAD, PHASE I, SITIO DUPLAS, BARANGA

Bulacan 3rd DEO, Region III

2025₱142.5M

Past target date (DPWH On-Going)

No sat.

CONSTRUCTION OF FLOOD CONTROL DIKE AT NABASAG RIVER (PHASE 1), PILAR, BATAAN

Bataan 2nd DEO, Region III

2024₱141.5M

Past target date (DPWH On-Going)

No sat.

CONSTRUCTION OF DRAINAGE ALONG BACOOR DIVERSION ROAD, CAVITE

Region IV-A, Region IV-A

2024₱112.3M