Header Ads

Minimum Material Testing Requirements (MMTR)

                     

Schedule of Minimum Test Requirements Governing Items of Work of the DPWH Standard Specifications for Highways, Bridges, and Airports, 1988




Earthworks


Item 100 – Clearing and Grubbing


Tests: None


Item 101 – Removal of Structures and Obstruction

Tests: None


Item 102 – Excavation

Tests: Same as for item 103, 104, and 105 or whichever is applicable

Item 103 – Structure Excavation

If excavated materials are wasted, the volume involved shall be reported, so that quality control requirements may be adjusted accordingly. Submit Project Engineer Certificate of waste.

If excavated materials are incorporated into work:

Tests:

For every 1500 cu.m. or fraction thereof:

1-G, Grading Test
1-P, Plasticity Test (LL, PL, PI)
1-C, Laboratory Compaction Test

For every 150 mm layer in uncompacted depth

1- D, Field Density

Item 104 – Embankment

Tests:

For every 1500 cu.m. or fraction thereof:

1-G, Grading Test
1-P, Plasticity Test (LL, PL, PI)
1-C, Laboratory Compaction Test

For each 500 sq.m of each layer of compacted fill or fraction thereof at least one group of three in-situ density tests. The layers shall be placed not exceeding 200 mm in loose measurement or based on the result of compaction trials.

Item 105 – Sub-grade preparation

Same as for item 104

Item 106 – Compaction Equipment and Density Control Strips

Tests: same as for items 104, 105, 200, 201, 202, 203, 204, 205, 206, and 300

Item 107 – Overhaul

Tests: None



SUBBASE AND BASE COURSE


Item 200 – Aggregate Subbase course

Tests:

For every 300 cu.m. or fraction thereof :

1 – G, Grading Tests
1 – P, Plasticity Test (LL, PL, PI)

For every 1500 cu.m. or fraction thereof:

1 – C, Laboratory Compaction Test

For every 2500 cu.m. or fraction thereof:

1 – CBR, California Bearing Ratio Test

For every layer of 150 mm of compacted depth/based on the results of compaction trials:

At least one group of three in-situ density tests for each 500 sm or fraction thereof.

Item 201 – Aggregate Base Course

Tests:

For every 300 cu.m. or fraction thereof:

1 –G, Grading Test
1 – P, Plasticity Test (LL, PL, PI)

For every 1500 cu.m. or fraction thereof:

1 –Q, Quality Tests (Grading, Plasticity and Abrasion)
1 – C, Laboratory Compaction Test

For every 2500 cu.m. or fraction thereof:

1 – CBR, California Bearing Ratio Test

For every layer of 150 mm of compacted depth/based on the results of compaction trials:

At least one group of three in-situ density tests for each 500 sm or fraction thereof.


Item 202 – Crushed Aggregate Base Course

Tests: Same as for Item 201

For every 1500 cu.m. or fraction thereof:

1 – F, Fractured Face

Item 203 – Lime Stabilized Road Mix Base Course

Amount of Lime to be added:

3 to 12 mass percent of dry soil aggregate

Tests:

A. Soil Aggregate

For every 300 cu.m. or fraction thereof:

1 – G, Grading Test
1 – P, Plasticity Test (LL, PL, PI)

For every 1500 cu.m. or fraction thereof:

1 – Q, Quality Test (Grading, Plasticity, and Abrasion)

B. Mix

For every 300 cu.m. or fraction thereof:

1 – C, Laboratory Compaction Test
1 – U, Unconfined compression test
1 – CBR, California Bearing Ratio Test

C.  Compacted Base Course

For every layer to 150 mm compacted depth:

1 – D, Field Density Test for every 150mm or fraction thereof
1 – T, Thickness Determination for every 150 mm or fraction thereof

D. Hydrated Lime

For every 100 t or fraction thereof:

1 – Q, Quality Test

Item 204 – Portland Cement Stabilized Road Mixed Base Course

Amount of Cement to be Added:

6 to 10 mass percent of dry soil aggregate

Tests:

A. Soil Aggregate:

Same as for item 203

B. Cement

1 – Q, Quality test for every 2000 bags or fraction thereof

C. Water

1 – Q, Quality Test / Project Engineer’s Certificate

D. Mix

For every 300 cu.m. or fraction thereof:

1 – C, Laboratory compaction Test
1 – UC, Unconfined Compression Test
1 – CBR, California Bearing Ratio Test

E. Compacted Base Course

For every layer of 150 mm compacted depth

1 – D, Field Density for every 150 m or fraction thereof

1 – T, Thickness Determination for every 150 m or fraction thereof

Item 205 – Asphalt Stabilized Road Mix Base Course

Amount of Asphalt to be added:

4 to 7 mass % of dry soil aggregate

Tests:

A. Soil Aggregate – same as for item 203
B. Emulsified Asphalt:
1 – Q, Quality Test for every 40 t or 200 drums or fraction thereof
C. Mix – same as for item 203
D. Compacted Base course – same as for item 203

Item 206 – Portland Cement Treated Plant Mix Base Course

Amount of cement to be added:

6 to 10 mass % of dry soil aggregate

A. Soil Aggregate

Tests: same as for item 203

B. Portland Cement

Tests:

For every 2000 bags or fraction thereof:

1 – Q, Quality Test

C. Water

Tests:

1 – Q, Quality Test / Project Engineer’s Certificate

D. Mix

Tests – same as for item 204


E. Compacted Base Course

Tests:

For every layer of 150 mm compacted depth

1 – D, Field Density Test for every 150 m or fraction thereof
1 – T, Thickness determination for every 150m or fraction thereof

Item 207 – Aggregate Stockpile

Tests: same as the specified item no. of the specifications

SURFACE COURSE


Item 300 – Aggregate Surface Course

Tests:

For every 300  cu.m. or fraction thereof

1 – G, Grading Test
1 – P, Plasticity Test (LL,PL,PI)

For every 1500 cu.m. or fraction thereof

1 – C, Compaction Test
1 – Q, Quality Test ( Grading, Plasticity, and Abrassion)

For every layer of 150 mm of compacted depth/base on the result of compaction trials.
At least one group of three in-situ density tests for each 500 sq.m. or fraction thereof.
For crushed Gravel or crushed stone, 1500cu.m. or fraction thereof:

1 – F, Fractured Face

Item 301 – Bituminous Prime Coat

Quantity: 1 to 2 L/sq.m.

Tests: 1- Q, Quality test for every 40 t or 200 drums

Item 302 – Bituminous Tack Coat

Quantity: 0.2 to 0.7 L/sq.m.

Tests: 1 – Q, Quality test for every 40 t or 200 drums



Item 303 – Bituminous Seal Coat

A. Bituminous Materials

Quantity: 0.2 to 1.5 L/sq.m.

Tests:

1 – Q, Quality Test for every 40 t or  200 drums


B. Cover Aggregates

Quantity: 5 to 14 kg/sq.m.

Tests: For every 75 cu.m./200 kg or fraction thereof:

1 – G, Grading Test

Item 304 – Bituminous Surface Treatment

A. Aggregate

Quantity:
Using Cut-Back Asphalt or Asphalt Cement-13.6 to 38.0 kg/sq.m.

Using Emulsified Asphalt-13.6 to 19.04kg/sq.m.

Tests:

For every 75 cu.m./200 kg or Fraction thereof:

1 – G, Grading Test
1 – P, Plasticity Test (PL, LL, PI)

For every 1500 cu.m. or fraction thereof:

1 – Q, Quality Test for: (Grading, Plasticity, Abrasion, Stripping, and Bulk Specific Gravity)
1- F, Fractured face

B. Bituminous Materials

Quantity:

Using Cut-Back Asphalt or Asphalt Cement – 1.58 to 2.04 L/sq.m.

Using Emulsified Asphalt – 1.58 to 2.04L/sq.m.

Tests: same as for item 301

Item 305 – Bituminous Penetration Macadam Pavement

A. Aggregate

Quantity;

1. Using Asphalt Cement or Rapid Curing

Coarse (Crushed)  90kg/sq.m.
Key (Crushed)_(13 & 11)_24kg/sq.m.
Cover (Crushed/Screened)_ 8kg/sq.m.

2. Using Emulsified Asphalt

Coarse (Crushed)   90kg/sq.m.
Choker (Crushed)   10kg/sq.m.
Key (Crushed)_(10 & 8)_  18kg/sq.m.
Cover (Crushed/Screened)_8kg/sq.m.

Tests: Same as for item 304

B. Bituminous Materials

Quantity: 7.2 to 11 L/sq.m.

Tests: same as for item 301

Item 306 – Bituminous Road Mix Surface Course

A. Aggregates

Tests: Same as for Item 304

B. Bituminous Materials

Quantity:

1. Using Cut-Back  Asphalt – 4.5 to 7.0 mass % of total dry aggregates
2. Using Emulsified Asphalt – 6.0 to 10.0 mass % of total dry aggregates

Tests: Same as for Item 301

C. Mix

Tests: For every 75 cu.m. / 130 t or fraction thereof:

1- G, Grading Test
1 – Ext., Extraction
1 – Sty., Stability
1 – C, Laboratory Compaction Test

D. Hydrated Lime

For every 100 t or fraction thereof:

Tests: 1 – Q, Quality Test

E. Compacted Pavement

For each full day’s operation:

Tests: D & T (Density and Thickness Test) – at least one but not more than three (3) samples shall be taken.


Item 307 – Bituminous Plant – Mix Surface Course – General

A. Aggregates

Tests:

For every 75 cu.m. / 200 t or fraction thereof:

1 – G & P, Grading and Plasticity Tests

For every 1500 cu.m. or fraction thereof:

1 – Q, Quality Test for: (Grading, Plasticity, Abrasion, Stripping, and Bulk Specific Gravity)
1 – F, Fractured Face

B. Bituminous Materials

Quantity: 5 to 8 mass % of total dry aggregate

Tests: 1 – Q, Quality Test for each 40 t or fraction thereof

C. Mix

Tests: For every 75 cu.m. / 130 t or fraction thereof :

1 – G, Grading Test
1 – Ext., Extraction
1 – Sty., Stability
1 – C, Laboratory Compaction

D. Hydrated Lime

Tests: For every 100 t or fraction thereof:

1 – Q, Quality Test

E. Mineral Filler

Tests: For every 75 cu.m. or fraction thereof:

1 – G & P, Grading & Plasticity Tests:
(LL, PL, PI)
F. Compacted Pavement

Tests: For each full day’s operation:

D & T (Density & Thickness Test) – at least one but not more than three samples shall be taken.

Item 308 – Bituminous Plant – Mix Surface Course, Cold Laid

A. Aggregate

Tests: same as for item 307

B. Bituminous Material

Quantity:
1. Using Cut-Back Asphalt 4.5 to 7.0 mass % of total dry aggregate
2. Using Emulsified Asphalt 6.0 to 10.0 mass % of total dry Aggregates

Tests: 1 – Q, Quality Test for every 40 t or 200 drums

C. Mix

Tests: Same as for item 307

D. Hydrated Lime

Tests: same as for item 307

E. Mineral Filler

For every 75 cu.m. or fraction thereof:

Tests: 1 – G & P, Grading and Plasticity Tests (LL, PL, PI)

F. Compacted Pavement

Tests: same as for item 307

Item 309 – Bituminous Plant Mix (Stockpile Maintenance Mixture)

A. Aggregate

Tests: same as for item 307

B. Bituminous Materials

Quantity: 4 to 10 mass % of total mix

Tests: 1 – Q, Quality Test for every 40 t or 200 drums

C. Mix

Tests: Same as for item 307

D. Hydrated Lime

Tests: same as for item 307

E. Mineral Filler

Tests: Same as for item 307

F. Compacted Pavement

Tests: same as for item 307

Item 310 – Bituminous Concrete Surface Course, Hot-Laid


A. Aggregate

Tests: same as for item 307

B. Bituminous Materials

Quantity: 5.0 to 8.0 mass % of total mix

Tests: 1 – Q, Quality Test for every 40 t or 200 drums

C. Mix

Tests: Same as for item 307

D. Hydrated Lime

Tests: same as for item 307

E. Mineral Filler

Tests: Same as for item 307

F. Compacted Pavement

Tests: same as for item 307

Item 311 – Portland Cement Concrete Pavement

A. Cement

Quantity: 9.0 bags/cu.m. (40kg/bag)

Tests: For every 2000 bags or fraction thereof
1 – Q, Quality Test



B. Fine Aggregate

Quantity:

1. 0.50 cu.m./cu.m. concrete (if rounded coarse aggregate is used)
2. 0.54 cu.m./cu.m. concrete ( if angular coarse aggregate is used)

Test: For every 1500 cu.m. or fraction thereof:

a. For a source not yet tested, or failed previous quality test:

1- Q, Quality Test for: Grading, Elutriation (wash), Bulk Specific Gravity, Absorption, Mortar Strength, Soundness, Organic Impurities, Unit Weight, % Clay Lumps and Shale.

b. For a source previously tested and passed quality test:

1 – Q, Quality test ( Grading, Elutriation (wash), Bulk Specific Gravity, Absorption and Mortar Strength)

For every 75 cu.m. or fraction thereof:

1 - G, Grading Test

C. Coarse Aggregate

Quantity:

1. 0.77 cu.m./cu.m. concrete ( if rounded coarse aggregate is used)
2. 0.68 cu.m./cu.m. cincrete ( if angular coarse is used)

Test: For every 1500 cu.m. or fraction thereof:

a. For a source not yet tested or failed  in previous quality tests:

1 – Q, Quality Test for: Grading, Bulk Specific Gravity, Absorption, Abrasion, Soundness and Unit Weight

b. For a source previously tested and passed the quality tests:

1- Q, Quality Test for: Grading, Bulk Specific Gravity, Absorption and Abrasion


For every 75 cu.m. or fraction thereof:

1- G, Grading Test

D. Water

Tests: 1 – Certificate from Project Engineer or
1 – Q, Quality Test, if source is questionable

E. Joint Filler

1. Poured Joint filler

Tests: 1 – Q, Quality Test on each type of ingredient for each shipment

2. Pre-molded Joint Filler

Tests: 1-Q, Quality Test on each thickness of filler for each shipment

F. Special Curing Agents

Tests: 1- Q, Quality Test for each shipment

G. Steel Bars

Tests: For every 10,000 kg or fraction thereof for each size

1 – Q, Quality test (Bending, Tension, and Chemical Analysis)

H. Concrete

Tests: Flexural Strength Test on concrete beam samples:

1- set consisting of three beam samples shall represent of 330 sq.m. of pavement, 230 mm depth, or fraction thereof placed each day    Volume of not more than 75 cu.m.

I. Completed Pavement

Tests: Thickness determination by concrete core drilling on a lot basis

Five (5) holes per km per lane or five (5) holes per 500m when 2 lanes are poured concurrently




BRIDGE CONSTRUCTION


Item 400 Piling

A. Timber Piles

Tests: 1 – Inspection Report for each size and shipment of Timber

B. Concrete Piles

a. Concrete
Tests: same a for item 405
b. Reinforcing Steel
Tests: same as for item 404

C. Structural Piles

Tests: 1 – Q, Quality Test/Mill Test Certificate
   1 – IR, Inspection Report

Item 401 – Railings

A. Concrete
Tests: Same as for item 405, class C

B. Reinforcing Steel
Tests: Same a for item 404

Item 402 – Timber Structures

Tests:
1 – Q, Quality Test or Mill Certificate for each type of materials used
1 – Inspection Report for each size and shipment of Timber

Item 403 – Metal Structures

Tests:
1- Q, Quality Test or Mill Certificate for each type of Materials used
1 – Inspection Report for each type and shipment of metal used

Item 404 – Reinforcing Steel

A. Bar Reinforcement for concrete for every 10,000 kg or fraction thereof for each size:

1 – Q, Quality Test for Bending, Tension and Chemical Analysis

C. Wire and Wire Mesh

1 – Q, Quality Test



Item 405 – Structural Concrete

A. Cement

Quantity: (40 kg/bag)

Class A 9.0 bags/cu.m. of concrete
Class B 8.0 bags/cu.m. of concrete
Class C 9.5 bags/cu.m. of concrete
Class P 11.0 bags/cu.m. of concrete

Tests: For every 2000 bags or fraction thereof

1 – Q, Quality Test

B. Fine Aggregate

Quantity: cu.m./cu.m. of concrete

For Rounded For Angular

Class A 0.50 0.54
Class B 0.45 0.52
Class C 0.53 0.59
Class P 0.44 0.47

Tests: For every 1500 cu.m. or fraction thereof

a. For a source not yet tested, or failed previous quality test:

1- Q, Quality Test for: Grading, Elutriation (wash), Bulk Specific Gravity, Absorption, Mortar Strength, Soundness, Organic Impurities, Unit Weight, % Clay Lumps and Shale.

b. For a source previously tested and passed quality test:

1 – Q, Quality test ( Grading, Elutriation (wash), Bulk Specific Gravity, Absorption and Mortar Strength)

For every 75 cu.m. or fraction thereof:

1 - G, Grading Test

C. Coarse Aggregates

Quantity: cu.m./cu.m. of concrete

For Rounded For Angular
Class A 0.77 0.68
Class B 0.82 0.73
Class C 0.70 0.68
Class P 0.68 0.65
Tests: For every 1500 cu.m. or fraction thereof:

a. For a source not yet tested or failed  in previous quality tests:

1 – Q, Quality Test for: Grading, Bulk Specific Gravity, Absorption, Abrasion, Soundness and Unit Weight

b. For a source previously tested and passed the quality tests:

1- Q, Quality Test for: Grading, Bulk Specific Gravity, Absorption and Abrasion

For every  75 cu.m. or fraction thereof:

1 – G, Grading Test

D. Water

Tests: 1 – Q, Quality Test, if source is questionable / Certificate of Project Engineer

E. Pre-Molded Filler for Expansion Joints

Tests:
1 – Q, Quality Test on each thickness of filler for each shipment

F. Steel Reinforcement

Tests:
1 – Q, Quality Test for every 10,000kg or fraction thereof for each size

G. Concrete

Tests:

Compressive strength test on concrete cylinder samples. 1-set consisting of 3-concrete cylinder samples shall be taken from each day’s pouring and to represent not more than 75 cu.m. o concrete or fraction thereof.

Item 406 – Pre-stressed Concrete Structure

A. Concrete
Tests: same as for item 405, Class P

B. Steel Reinforcement
Tests: same as for item 404

C. Wire Strand
Tests:
1 – Q, for every 20 t or fraction thereof

Item 407 – Concrete Structures

Tests:
Same as for item 403, 404, 405, and 411 Elastomeric Bearing Pad will be tested to determine its quality

Item 408 – Steel Bridges

Tests: same as for item 403 and 411

Painting:
1 – Q, One 20-L can for every 100 cans or fraction thereof or
1 – Q, One 4-L can for every 100 cans or fraction thereof

Item 409 – Welded Structural Steel

Tests: same as for item 403 and inspection report

Item 410 – Treated and Untreated Timber

Tests: Inspection Report for Timber

1 – Q, Quality Test for Preservatives

Item 411 – Paint

Tests:

1 – Q, One 20-L can for every 100 cans or fraction thereof or
1 – Q, One 4-L can for every 100 cans or fraction thereof

DRAINAGE AND SLOPE PROTECTION STRUCTURES

Item 500 – Pipe Culverts and Storm Drains

A. Pipes

Tests:
1 – Pipe for every 50 pieces: Strength, Absorption and Dimension

Alternatives Requirement:

1 – set consisting of 3 – concrete cylinder samples for not more than 25 pipes cast in the field
1 – Inspection Report for each size for not more than 25 pipes cast in the field
Cement, Fine Aggregates and Water – same as for item 405

B. Mortar for Joint

Tests: Cement, Fine Aggregates and Water – same as for item 405

Item 501 – Under drains

A. Concrete Pipe ( Non-Reinforced)

Tests: 0.5% of the number of pipes o each size but not less than 2, for strength, absorption and dimension

Alternatives Requirements:

1 – set consisting of 3 – concrete cylinder samples for not more than 25 pipes cast in the field
1 – Inspection Report for each size for not more than 25 pipes cast in the field

B. Clay Pipe

Tests:
1 – Pipe for every 200 pieces each size, with a minimum of 2 specimens for strength, absorption and dimension

Item 502 – Manholes, Inlets and Catch Basins

A. Concrete

Tests: same a for item 405, class A

B. Lids, Cast Iron Frames and Grating

Tests: Inspection Report

Item 503 – Cleaning and Reconditioning

Existing Drainage Structures

Tests: Inspection Report

Item 504 – Rip-rap and Grouted Rip-rap

Tests: same as for item 505

Item 505 – Stone Masonry

A. Cement

Quantity: 2 bags/cu.m. of concrete

Tests: for every 2000 bags or fraction thereof
1 – Q, Quality Test

B. Fine Aggregate

Quantity: 0.17 cu.m./cu.m. of concrete

Tests: for every 2000 bags or fraction thereof

1- Q, Quality Test for:( same a for item  405)

for every 75 cu.m. or fraction thereof:

1 – G, Grading Test

C. Stone

Tests: Inspection Report

D. Water

Tests:

1 – Certificate from Project Engineer
1 – Q, Quality Test, if source is questionable

Item 506 – Hand-Laid Rock Embankment

Tests: Inspection Report

Item 507 – Sheet Piles

A. Timber Sheet Piles
Tests: Inspection Report

B. Concrete Sheet Piles
Tests: same as for item 400

C. Steel Sheet Piles
Tests: same as for item 403

Item 508 – Concrete Slope Protection

A. Bed Course
Tests: same as for item 200

B. Steel Reinforcement
Tests: same as for item 404

C. Concrete
Tests: same as for item 405

Item 509 – Gabions

Tests:

1 – Q, Quality Test for each shipment

MISCELLANEOUS STRUCTURES


Item 600 – Curb and or Gutter

A. Concrete
Quantity:
0.078 cu.m./m (curb only)

0.092 cu.m./m (Curb & Gutter,Type A)

0.149 cu.m./m (Curb & Gutter,Type B)

0.074 cu.m./m (Curb & Gutter,Type C)

Tests: same as for item 405

B. Joint Filler

Tests: same as for item 311

Item 601 – Sidewalk

A. concrete
Tests: same as for item 405, class A

B. Pre-molded Expansion Joint Filler
Tests: same as for item 311

Item 602 – Monuments, Markers, and Guide Post

A. Concrete
Tests: same a for item 405

B. Reinforcing Steel
Tests: same as for item 404

C. Timber
Tests: same as for item 410

D. Paint
Tests: Same a for item 411

Item 603 – Guardrail

A. Steel Post
Tests: same as for item 403

B. Timber Post
Tests: same as for item 410

C. Concrete
Tests: same as for item 405

D. Reinforcing Steel
Tests: same as for item 404

E. Rail
Tests: Inspection Report

F. Paint
Tests: Same as for item 411

Item 604 – Fencing

A. Barbed Wire, Chain Link Fabric
Tests: 1 – Q, Quality Test

B. Concrete Post
Test: Same as for item 405
Steel Reinforcement:
Same as for item 404

Item 605 – Road Sign

Tests: Inspection Report

Item 606 – Pavement Markings

Tests: same as for item 411

Item 607 – Reflective Pavement Studs

Tests: Inspection Report

Item 608 – Topsoil

Tests: Inspection Report

Item 609 – Sprigging

Tests: Inspection Report

Item 610 – Sodding

Tests: Inspection Report

Item 611 – Tree Planting

Tests: Inspection Report


MATERIALS DETAILS


Item 700 – Hydraulic Cement

Tests: Same as for item 405

Item 701 Construction Lime

Tests: 1 – Q, Quality Test for every 100 t or fraction thereof

Item 702 – Bituminous Materials

Tests: same as for item 301,302,303,307,308,309, and 310


Item 703 – Aggregates

Tests: same as for item of work specified in the bill of quantities

Item 703A – Mineral Filler

Tests: same as for item 307

Item 704 – Masonry Units

Tests: 1 – Q, Quality Test for every 10,000 units or fraction thereof

Item 705 – Joint Materials

Tests: same as for items 311 and 500

Item 706 – Concrete, Clay, Plastic, and Fiber Pipe

Concrete Pipes
Tests: same as for item 500

Clay and other types of pipes

Tests: refer to the applicable requirements of AASHTO Tests and Specifications

Item 707 – Metal Pipe

Tests: same as for item 400

Item 708 – Concrete Curing Materials and Admixtures

Tests: 1 – Q, Quality Test for each shipment

Item 709 – Paints

Tests: same as for item 411

Item 710 – Reinforcing Steel and Wire Rope

Reinforcing Steel
Tests: same as for item 404

Wire Rope
Tests: same as for item 406

Item 711 – Fence and Guardrail

Fence
Tests: same as for item 604

Guardrail
Tests: same as for item 603

Item 712 – Structural Metal

Tests: same as for items 403 and 409
Item 713 – Treated and Untreated Timber

Tests: same as for item 410

Item 714 – Water

Tests:

1 - Certificate from Project Engineer
1 - Q, Quality Test, if source is questionable











No comments

Powered by Blogger.