DEPARTMENT OF
PUBLIC WORKS AND
HIGHWAYS
QUALITY ASSURANCE AND HYDROLOGY DIVISION
DEPARTMENT OF PUBLIC WORKS
AND HIGHWAYS
• Engineering and construction arm of the government tasked to
continuously develop its technology for the purpose of ensuring
the safety of all infrastructure facilities and securing for all public
works and highways the highest efficiency and quality in
construction.
• The DPWH is mandated to undertake:
Planning of infrastructure, such as national roads and bridges, flood control,
water resources projects and other public works, and
The design, construction, and maintenance of national roads and bridges, and
major flood control systems.
Vision
By 2040, DPWH is an excellent
government agency, enabling a
comfortable life for Filipinos through
safe, reliable and resilient infrastructure.
Mission
To provide and manage quality
infrastructure facilities and services
responsive to the needs of the Filipino
people in the pursuit of national
development objectives.
Quality Policy
We commit to provide quality, safe, and environment-friendly public
infrastructure facilities that will improve the life of every Filipino.
We commit to comply with all requirements and to continually
improve effectiveness and efficiency in serving the public.
We endeavor to implement the RIGHT PROJECTS at the RIGHT
COST, determined through transparent and competitive bidding;
with the RIGHT QUALITY, according to international standards;
delivered RIGHT ON TIME through close monitoring of project
implementation; and carried out by the RIGHT PEOPLE who are
competent and committed to uphold the values of public service,
integrity, professionalism, excellence, and teamwork.
Organizational Structure
Department of Public Works and Highways
DPWH RO XI
DO.32 s.2017
DPWH RO XI
DO.32 s.2017
DPWH RO XI
Quality Assurance and
Hydrology Division
Functions and Processes
Quality Assurance and Hydrology Division
DO.32 s.2017
1 Conduct of Soil Survey and Subsurface Exploration
2 Conduct of Hydrologic Survey and Data Collection
Process Flow
3 Implementation of Quality Assurance in the Project
4 Testing of Construction Materials
Approved Sources of Naturally Occurring and Manufactured Construction
5 Materials
Quality Assurance and Hydrology Division
Quality Assurance and Hydrology Division
• Functions:
1. Monitors the implementation of Quality Assurance Program of the Region and
District Engineering Offices (DEOs) in accordance with the quality assurance
policies of the Department;
2. Evaluates quality control documents and reports submitted by the DEOs to ensure
compliance with the policies/issuances by the Department;
3. Conducts testing of construction materials for projects undertaken by the Region,
UPMO, DEOs, LGUs and other government and private entities.
4. Operates and maintains Regional testing equipment and to monitor the reliability
and accuracy of testing equipment/apparatus of the DEO laboratories according to
standards;
5. Reviews and recommend for approval of Quality Control Programs (QCPs) prepared
by the contractor’s Materials Engineer;
Quality Assurance and Hydrology Division
• Functions:
6. Identifies and recommends sources of naturally occurring and manufactured
construction materials to the bureau of Research and Standards (BRS);
7. Conducts sub-surface exploration survey and test pitting for foundation design of
roads, bridges and other structures;
8. Validates request of the DEOs related to soil re-classification proposed for variation
order;
9. Operates and maintains network of stream gauging stations to gather, analyze and
consolidate hydrologic data for the management of water resources; and
10. Conducts and participates in inspection of projects for purposes of Billing, Issuance
of Certificate of Completion/Acceptance in the Regional implemented projects and
Quality Audit in the DEO.
Implementation of Quality Assurance in
the Project
• Purpose
To ensure Quality of Construction Materials incorporated into the projects.
• Definition of Terms
Materials Engineer – personnel in-charge in the Quality Assurance Implementation of the Project
Laboratory Technician – personnel who assist the Materials Engineer in the Quality Assurance
Implementation of the project.
Quality Control Program – a program of minimum testing requirements per items of work of a
project per Memorandum Circular dated January 25, 1989.
Monthly Materials Report – one of the quality control reports relative to on-going construction
and maintenance projects undertaken/implemented by the Regional and District Engineering
Offices per Department Order No, 21, dated March 26, 2010.
Certificate of Quality Control Assurance - a report accomplished during the progress of the work
of the project to assure that the quality of materials incorporated into the work conforms to the
Standard Specification and Special Provisions of the Contract per Memorandum Circular No. 38
dated November 12, 1981.
Implementation of Quality Assurance in
the Project
Implementation of Quality Assurance in
the Project
Ensure Compliance to the
Specification
Common Quality
Control / Assurance
Practices
Project Implementation Structure
Implementing
Engineer Office (IO)
Head of Office
Engineers
Project
Representative Engineer
[ER]
Workmanship & Project Materials
Materials Inspector Engineer
Responsibilities
MC 49, s.1994
Project / Maintenance Engineer Materials Engineer / Inspector
• Quantity Control • Quality of Materials
Weight Sampling
Volume Testing
Area Inspection
Thickness Submittal of materials to be used if it's
Width acceptable or not
Corrective measures done to improve the
Other lineal measurements
quality and make the materials acceptable
• The overall supervision of the project shall
be the responsibility of the Project Engineer
Quality of Materials
Quality Control Quality Assurance
• A system of procedures and standards by • A system of procedures for selecting the
which a constructor, product manufacturer, levels of quality required for a project or
materials processor, or the like, monitors portion thereof to perform the functions
the properties of the finished work. - ACI intended, and assuring that these levels are
obtained. – ACI
• Is a system used by a contractor to monitor,
assess, and adjust its production or • Is the process by which the owner verifies
placement processes to ensure the final that a construction project is delivered as
product will meet the specified level of contracted. - AASHTO
quality. - AASHTO
Quality Control Program
M.C. (Jan. 25, 1989) & D.O. 49 s.2021
• A program of minimum testing requirements per items of Work of a project per
Memorandum Circular dated January 25, 1989; (DO32,2017)
Department Orders &
Memo
Quality Implementation
Department Orders & Memo I
M
Memorandum Circular No. 73, s. 1973 Department Order No. 253, s. 2003 P
Department Order No. 31, s. 1985 Department Order No. 98, s. 2016 L
E
Department Order No. 13, s. 1987 Department Order No. 111, s. 2018
M
Department Order No. 213, s. 2004 Department Order No. 85, s. 2019 E
DPWH Standard Specifications 2013 Memorandum Circular (Jan. 25, 1989)
N
T
Memorandum March 10, 2023 Department Order No. 49, s. 2021 A
Department Order No. 33, s. 1981 Department Oder No. 21, s. 2010 T
I
Department Order No. 11, s. 2017 Department Order No. 102, s. 2016
O
N
Department Orders & Memo
Memorandum Circular No. 73, s. 1973
Requirements for Proper Sampling, Testing,
and Inspection.
The cost of testing shall be borne by the
Contractor.
Classification of Materials
Mill Cert
Acceptance Tests
Retest or Referee Test
Pretesting
Department Orders & Memo
Memorandum Circular No. 73, s. 1973
Department Order No. 31, s. 1985
Requirements for Proper Sampling and
Testing
Sampling, Shipping, and Submission
should be conducted by the ME.
Department Orders & Memo
Memorandum Circular No. 73, s. 1973
Department Order No. 31, s. 1985
Department Order No. 13, s. 1987
Requirements for Proper Sampling, and
Testing and should be supervised by Gov’t
MEs.
Testing on Private Testing Laboratories
are only allowed if DPWH can’t perform
the test
Exemptions for small amounts of steel and
cement.
Department Orders & Memo
Memorandum Circular No. 73, s. 1973
Department Order No. 31, s. 1985
Department Order No. 13, s. 1987
Department Order No. 213, s. 2004
No construction materials will be used
without prior tests.
Materials that failed to meet
requirements will be rejected.
Department Orders & Memo
Memorandum Circular No. 73, s. 1973
Department Order No. 31, s. 1985
Department Order No. 13, s. 1987
Department Order No. 213, s. 2004
DPWH Standard Specifications 2013
Concrete Field Tests: Slump, Air-
content, Water-Cement ratio and
Temperature
Department Orders & Memo
Memorandum Circular No. 73, s. 1973
Department Order No. 31, s. 1985
Department Order No. 13, s. 1987
Department Order No. 213, s. 2004
DPWH Standard Specifications 2013
Memorandum March 10, 2023
Photographs on Concrete Samples and
Core Samples
Department Orders & Memo
Memorandum Circular No. 73, s. 1973
Department Order No. 31, s. 1985
Department Order No. 13, s. 1987
Department Order No. 213, s. 2004
DPWH Standard Specifications 2013
Memorandum March 10, 2023
Department Order No. 33, s. 1981
Competent Quality Control On-site
Personnel for the contractor.
Department Orders & Memo
Memorandum Circular No. 73, s. 1973
Department Order No. 31, s. 1985
Department Order No. 13, s. 1987
Department Order No. 213, s. 2004
DPWH Standard Specifications 2013
Memorandum March 10, 2023
Department Order No. 33, s. 1981
Department Order No. 11, s. 2017
Requires the contractor to have Testing
Equipment and Laboratory
Prioritizing to use the contractors
testing equipment
Department Orders & Memo
Department Order No. 253, s. 2003
Use of Accredited of Batching Plants
(Concrete and Asphalt)
Department Orders & Memo
Department Order No. 253, s. 2003
Department Order No. 98, s. 2016
Contractors Accreditation of Materials
Engineer
Department Orders & Memo
Department Order No. 253, s. 2003
Department Order No. 98, s. 2016
Department Order No. 111, s. 2018
Accredited Material Engineers
Department Orders & Memo
Department Order No. 253, s. 2003
Department Order No. 98, s. 2016
Department Order No. 111, s. 2018
Department Order No. 85, s. 2019
Prioritize the use of Star-rated Testing
Laboratories.
The use of accredited laboratories using
waiver.
Department Orders & Memo
Department Order No. 253, s. 2003
Department Order No. 98, s. 2016
Department Order No. 111, s. 2018
Department Order No. 85, s. 2019
Memorandum Circular (Jan. 25, 1989)
Minimum Testing Requirements for Quality
Control Program
Department Orders & Memo
Department Order No. 253, s. 2003
Department Order No. 98, s. 2016
Department Order No. 111, s. 2018
Department Order No. 85, s. 2019
Memorandum Circular (Jan. 25, 1989)
Department Order No. 49, s. 2021
Minimum Testing Requirements
Department Orders & Memo
Department Order No. 253, s. 2003
Department Order No. 98, s. 2016
Department Order No. 111, s. 2018
Department Order No. 85, s. 2019
Memorandum Circular (Jan. 25, 1989)
Department Order No. 49, s. 2021
Department Oder No. 21, s. 2010
Monthly Materials Reports (MMRs)
Department Orders & Memo
Department Order No. 253, s. 2003
Department Order No. 98, s. 2016
Department Order No. 111, s. 2018
Department Order No. 85, s. 2019
Memorandum Circular (Jan. 25, 1989)
Department Order No. 49, s. 2021
Department Oder No. 21, s. 2010
Department Order No. 102, s. 2016
QAU Criteria
Department Orders & Memo I
M
Memorandum Circular No. 73, s. 1973 Department Order No. 253, s. 2003 P
Department Order No. 31, s. 1985 Department Order No. 98, s. 2016 L
E
Department Order No. 13, s. 1987 Department Order No. 111, s. 2018
M
Department Order No. 213, s. 2004 Department Order No. 85, s. 2019 E
DPWH Standard Specifications 2013 Memorandum Circular (Jan. 25, 1989)
N
T
Memorandum March 10, 2023 Department Order No. 49, s. 2021 A
Department Order No. 33, s. 1981 Department Oder No. 21, s. 2010 T
I
Department Order No. 11, s. 2017 Department Order No. 102, s. 2016
O
N
Department Orders &
Memo
Acceptance
Department Orders & Memo A
C
Memorandum Circular no. 138, s. 1973 Department Order no. 139, s.1994 C
E
Department Oder no. 21, s. 2010
P
T
Department Order no. 55, s. 1989
A
DPWH Standard Specifications 2013
N
C
Department Order no. 141, s.1992 Implementing Rules and Regulations 2016 E
Department Orders & Memo
Memorandum Circular no. 138, s. 1973
• On matters pertaining to partial collection, only those
items of work accomplished which are covered by the
corresponding number of satisfactory tests are
certified for payment.
• Copies of test reports corresponding thereto are
attached to the voucher.
Department Orders & Memo
Memorandum Circular no. 138, s. 1973
Department Order no. 55, s. 1989
• Certificate of Quality Control Assurance
Report
Department Orders & Memo
Memorandum Circular no. 138, s. 1973
Department Order no. 55, s. 1989
Department Order no. 141, s.1992
Using manufactured/fake quality control
test reports.
Department Orders & Memo
Department Order no. 139, s.1994
Repair before payment
Materials not in place shall not be included
in payment; RA9184, Annex E section 5.2:
Progress Payment.
Department Orders & Memo
Department Order no. 139, s.1994
Department Oder no. 21, s. 2010
• Monthly Materials Reports
Department Orders & Memo
Department Order no. 139, s.1994
Department Oder no. 21, s. 2010
DPWH Standard Specifications 2013
Department Orders & Memo
Department Order no. 139, s.1994
Department Oder no. 21, s. 2010
DPWH Standard Specifications 2013
• “Except otherwise stipulated in the
Instruction Bidders, materials and equipment
delivered on the site but not completely put
in place shall not be included for payment.” Implementing Rules and Regulations 2016
Department Orders & Memo A
C
Memorandum Circular no. 138, s. 1973 Department Order no. 139, s.1994 C
E
Department Oder no. 21, s. 2010
P
T
Department Order no. 55, s. 1989
A
DPWH Standard Specifications 2013
N
C
Department Order no. 141, s.1992 Implementing Rules and Regulations 2016 E
Project Contract
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
BDS:
E. Bid Data Sheet (BDS) • 1. Scope of Bid
• 2. Funding Information
F. General Conditions of Contract (GCC) • 7. Subcontracts
G. Special Conditions of Contract (SCC) • 10. Documents Comprising the Bid:
Eligibility and Technical Components
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
Project Contract
A. Notice of Award (NOA)
B. Project Designation Order (PDO)
C. Notice to Proceed (NTP)
D. Contract Agreement
E. Bid Data Sheet (BDS)
F. General Conditions of Contract (GCC)
G. Special Conditions of Contract (SCC)
H. Specifications
End
