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READ AND **REMOVE THIS PAGE** BEFORE PLACING

THE SPECIFICATION SECTION IN THE CONTRACT

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[DIVISION 1: GENERAL REQUIREMENTS]{.underline}

SECTION 01458 ‑ TESTING LABORATORY SERVICES

USE: The Contractor pays for tests which are performed by a qualified,
independent testing laboratory.

**NOTES TO SPECIFIER:**

A. Options within paragraphs are identified by enclosure in brackets;
blank spaces enclosed by brackets \[\_\_\_\_\_\] provide for information
to be inserted, as appropriate, to individual projects.

B. **TO AVOID CONFLICTING REQUIREMENTS AND COSTLY MISTAKES,** the
specifier must edit (delete, substitute or add to the text). The
remaining paragraphs must be renumbered.

C. DELETE FOR FINAL COPY: Notes to the Specifier, located between lines
of asterisks; all \[brackets\], [underlining]{.underline}, **boldface**,
and *italics*, within the paragraphs; and this page. (Open Reveal Codes
\[alt F3\] to do this accurately.)

D. [To Edit "(Footer B)":]{.underline} (Corel 8). **ENTIRE FOOTER SHOULD
BE BOLDED.** Click in the footer and delete the "Project Name (ftr B)"
text and replace it with the **Name of the Project (upper and lower
case)**. Replace date with current MM/YY (WITHOUT BRACKETS).

E. The Guide Specifications are intended to be continuously reviewed and
revised. User's technical comments are appreciated. Also, other related
or similar specification that are written "from scratch" that could
benefit others, or other questions can be sent to NSTC A/E Group, ST
110, or call (303) 987-6868.

**DRAWING DATA REQUIRED:**

**REVISIONS OF THIS SECTION:**

CSI format, editorial changes: 11/01

Metric:

Technical Update: 8/93

SECTION 01458

TESTING LABORATORY SERVICES

PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: Requirements for the Contractor to engage a
qualified, independent testing laboratory to conduct specific tests
where the Contractor is required to do so in this contract.

1.2 SUBMITTALS

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SELECT NUMBER OF COPIES OF REPORTS REQUIRED. NORMALLY TWO COPIES WILL BE
SUFFICIENT.

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A. Test Reports: The Contractor shall provide \[[ ]{.underline}\] copies
of test reports to the Contracting Officer. Reports shall include
testing facility name, address, telephone number, and names of full‑time
responsible officers.

1.3 QUALITY ASSURANCE

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THE U.S. DEPARTMENT OF COMMERCE NATIONAL BUREAU OF STANDARDS OPERATES A
NATIONAL VOLUNTARY LABORATORY ACCREDITATION PROGRAM. INFORMATION ABOUT
ACCREDITED LABORATORIES IN YOUR AREA CAN BE OBTAINED BY CONTACTING:

NATIONAL BUREAU OF STANDARDS

NVLAP PROGRAM

ADMINISTRATION A531

GAITHERSBURG MD 20899

301-975-4016

FAX 301-926-2884

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A. Approval of Laboratory: The qualified, independent testing
laboratory, which will be conducting the specific tests required in this
contract, must have authority or be licensed to operate in the State in
which the project is located. The testing laboratory shall be approved
by the Contracting Officer prior to the Contractor beginning work.

B. Responsibilities of Laboratory:

1\. Test samples of mixes submitted by the Contractor.

2\. Provide qualified personnel at project site. Cooperate with the
Contracting Officer and Contractor in performance of services.

3\. Perform specified sampling and testing of products and materials in
accordance with specified standards.

4\. Ascertain compliance of materials and mixes with requirements of
specifications.

5\. Promptly notify the Contracting Officer and Contractor of observed
irregularities or non-conformance of work, products, or materials.

6\. Perform additional tests required by the Contracting Officer.

7\. Attend preconstruction meetings and progress meetings.

C. Limitations on Laboratory:

1\. Laboratory may not release, revoke, alter, or enlarge on
requirements of specifications.

2\. Laboratory may not approve or accept partial portions of the work.

3\. Laboratory may not assume duties of the Contractor unless approved
in writing by the Contracting Officer.

1.4 SEQUENCING AND SCHEDULING

A. Establishing Testing Schedule:

1\. By advance discussion with the testing laboratory, determine the
time required for the laboratory to perform its test and to issue its
findings.

2\. Provide required time within the construction schedule.

B. Revising Testing Schedule: When construction schedule changes are
necessary during construction, coordinate such changes with the testing
laboratory as required.

[PART 2: PRODUCTS]{.underline}

A. Reports: Shall include:

1\. Date issued.

2\. Project title and number.

3\. Name of inspector.

4\. Date and time of sampling or inspection.

5\. Identification of product and specification sections.

6\. Location in the Project.

7\. Type of inspection or test.

8\. Date of test.

9\. Results of tests.

10\. Conformance with Contract Documents.

B. Interpretation: When requested by the Contracting Officer, provide
interpretation of test results.

[PART 3: EXECUTION]{.underline}

3.1 FIELD QUALITY CONTROL

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SELECT NUMBER OF WORKING DAYS AFTER TESTS ARE COMPLETED FOR SUBMISSION
OF TEST REPORTS. NORMALLY THREE WORKING DAYS ARE SUFFICIENT.

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A. Contractor Requirements: See individual specifications \"Field
Quality Control\" paragraph for specific testing requirements. When
applicable, the Contractor shall:

1\. Deliver to agency or laboratory at designated location, adequate
samples of materials proposed to be used which require testing, along
with proposed mix designs.

2\. Cooperate with laboratory personnel, and provide access to the Work.

3\. Provide incidental labor and facilities:

a\. To obtain, handle, and label or identify samples at the site or at
source of products and materials to be tested.

b\. To facilitate tests.

c\. To provide storage and curing of test samples.

4\. Ensure samples are taken by qualified testing personnel.

5\. Coordinate the laboratory test frequency and timing with the
Contracting Officer.

6\. Ensure tests are completed according to the testing schedule.

7\. Furnish test reports within \[[ ]{.underline}\] working days after
tests have been completed.

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INCLUDE ONLY APPLICABLE TYPES OF CONSTRUCTION. RATES ARE FOR TYPICAL
PROJECT; ADJUST FOR INDIVIDUAL PROJECT.

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B. Building and Bridge Field Testing:

[Item Location Reference Frequency]{.underline} [Remarks]{.underline}

Structural foundation AASHTO T 238 20 linear field density &

Fill feet/lift moisture content

Structural source AASHTO T 248 1/500 cubic field sample/

Fill yards splitting

Structural source AASHTO T 90 1/500 cubic plastic index

Fill yards

Backfill foundation AASHTO T 238 20 linear field density &

feet moisture content

Backfill source AASHTO T 248 1/500 cubic field sample/

feet splitting

Backfill source AASHTO T 90 1/500 cubic plastic index

feet

Aggregate under floor AASHTO T 27 1/500 cubic plastic index

slab feet

Aggregate under floor AASHTO T 238 1/500 cubic field density and

slab yards moisture content

Concrete structural ASTM C 31 1 set/30 cylinder; 1 set=

cubic yards 3 cylinders

or day

Concrete structural ASTM C 143 1/truck slump

Concrete structural ASTM C 231 1/truck air content of fresh concrete

Concrete all AASHTO T 26 1/source water quality

for mix

Paint any surface ASTM D 4138 1 exterior dry film thickness

1 interior

C. Roads Field Testing:

[Item Location Reference Frequency]{.underline} [Remarks]{.underline}

Subgrade along AASHTO T 145 1/1000 AASHTO soil

centerline linear classification

feet

Subgrade left shoulder AASHTO T 238 1 set/1000 in-place density

centerline cubic yards and moisture content

right shoulder or 12-inch 1 set= 3 tests

lift

Subbase/ left shoulder AASHTO T 238 1/1000 tons in-place density

Base centerline and moisture content

Asphalt finished AASHTO T 230 1/1000 in-place density

linear feet

D. Parking Area Field Testing:

[Item Location Reference Frequency]{.underline} [Remarks]{.underline}

Subgrade source AASHTO T 45 1/soil class AASHTO soil classification

Subgrade random AASHTO T 238 1/1000 in-place density pattern cubic yards
and moisture content

[ ]{.underline} or 12-inch

lift

Subbase/ random AASHTO T 238 1/1000 tons in-place density and

Base pattern moisture content

Asphalt random AASHTO T 230 1/1000 tons in-place density Concrete
pattern ASTM D 2950 [ ]{.underline}

E. Building and Bridge Laboratory Testing:

[Item Location Reference Frequency]{.underline} [Remarks]{.underline}

Structural source AASHTO T 99 1/soil class moisture/density Fill
relationship

Structural source AASHTO T 27 1/soil class sieve analysis/

Fill unified soil

classification

Aggregate underfloor AASHTO T 27 1/500 cubic sieve analysis

yards

Backfill source AASHTO T 99 1/soil class moisture/density

relationship

Backfill source AASHTO T 27 1/soil class sieve analysis

Concrete cylinder ASTM C 39 1/set cylinder compressive strength

Concrete aggregate AASHTO T 27 1/source sieve analysis

at source

Concrete aggregate AASHTO T 90 1/source plastic index

at source

F. Roads Laboratory Testing:

[Item Location Reference Frequency]{.underline} [Remarks]{.underline}

Subbase/ crusher or AASHTO T 27 1/1000 tons sieve analysis Base
stockpile or 1/day

Subgrade embankment AASHTO T 99 1/soil moisture/density

or T 180 class relationship

Subbase/ source AASHTO T 180 1/source moisture/density

relationship

Subbase/ random AASHTO T 27 1/1000 tons sieve analysis

Base

Asphalt haul truck AASHTO T 164 1/1000 tons % asphalt in mix

Concrete ASTM D 2172

Asphalt haul truck AASHTO T 27 1/1000 tons sieve analysis Concrete

3.2 FOUNDATION PILES

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Verify that test piles are required and location is shown.

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A. Observe load test procedure for conformance with ASTM D 1143 and
verify results.

B. Provide continuous inspection of pile installation. Maintain a record
of pertinent phases of operation for submittal to the contracting
Officer

C. Auger‑Placed Piles: Take and test samples of grout according to ASTM
C 109 for conformance with specified strength requirements. Not less
than six cubes shall be made for each day of casting. Test three cubes
at 7 days and three at 28 days.

D. Cast‑in‑Place Concrete Piles: Test concrete including materials for
concrete as required in this section, except make two test cylinders for
each day\'s production of each strength of concrete produced. Make
compression test at 28 days.

E. Prestressed Concrete Piles:

1\. Inspection at the Plant: Inspect forms, placement of reinforcing
steel and strands, placement and finishing of concrete, and tensioning
of strands.

2\. Concrete Testing: Test concrete including materials for concrete as
required in this section, except make two test cylinders for each day\'s
production of each strength of concrete produced. Make compression test
at 28 days.

3\. Test strand for conformance with ASTM A 416 and furnish report to
the Contracting Officer.

4\. Inspect members to insure specification requirements for curing and
finishes have been met.

3.3 FOUNDATION CAISSONS

A. Test concrete including materials for concrete as required in this
section, except make two test cylinders for each day\'s placement of
concrete. Make compression test at 28 days.

B. Testing laboratory representative shall maintain a record of concrete
used in each caisson. These records shall be compared with calculated
volumes.

C. Testing laboratory representative shall inspect the percussion hole
in the bottom of each caisson to determine that the material is capable
of supporting the design load.

D. Testing laboratory representative inspect the sides and bottom for
compliance with the drawings and specifications.

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Verify need for topsoil testing.

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3.4 LANDSCAPING

A. Test topsoil for organic materials, pH and gradation of particles.

1\. Test for organic material by using ASTM D 2974.

2\. Tests for pH, PHOSPHATE, and POTASH CONTENT.

3\. Determine percent of silt, sand, clay and foreign materials such as
rock, roots, vegetation.

B. Topsoil shall comply with following requirements:

1\. Composition (By Volume):

a\. Organic material ‑ minimum of 1.5 percent.

b\. Silt ‑ minimum of 15 percent.

c\. Sand ‑ 15 to 50 percent.

d\. Clay ‑ 15 to 35 percent.

e\. Foreign materials ‑ maximum of 1.0 percent

2\. pH ‑ 5.0 to 7.5

C. Submit laboratory test report of topsoil to the Contracting Officer.

3.5 POST-TENSIONING OF CONCRETE

A. Inspection Prior to Concreting: Inspect tendons, drape of tendons,
and plates for compliance prior to concreting.

B. Concrete Testing: As required in this section except make three test
cylinders representing each area to be tensioned and cylinders shall be
cured in the same manner as the concrete they represent. Make
compression test prior to determine minimum specified strength required
for post-tensioning.

C. Post-tensioning: Observe post-tensioning operation and record actual
force and elongation applied to each tendon.

D. Submit a report for the following:

1\. Inspection of placement and post-tensioning of all strands.

2\. Size, number, location, and drape of strands and the post-tensioning
loads imposed. Check elongation of tendons within ranges established by
manufacturer.

E. Compression Test Reports:

1\. Furnish certified compression test report to the Contracting
Officer. On test report indicate following information:

a\. Cylinder identification number and date cast.

b\. Specific location at which test samples were taken.

c\. Type of concrete, slump, and percent air.

d\. Compressive strength of concrete in psi.

e\. Weight of lightweight structural concrete in pounds per cubic feet.

f\. Weather conditions during placing.

g\. Temperature of concrete in each test cylinder when test cylinder was
molded.

h\. Maximum and minimum ambient temperature during placing.

i\. Ambient temperature when concrete sample in test cylinder was taken.

j\. Date delivered to laboratory and date tested.

3.6 FLOOR SLABS

A. Test flatness and levelness according to ASTM E 1155.

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Testing of reinforcement bars is required for major projects in the
State of California. Check with structural engineer for testing in other
locations.

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3.7 CONCRETE REINFORCEMENT

A. Perform sampling at the fabricating plant. Take two samples from each
25 tons or fraction thereof of each size of reinforcing steel (No. 5
through No. 18).

B. Make one tensile and one bend test from each pair of samples
obtained.

C. Written report shall include, in addition to test results, heat
number, manufacturer, type and grade of steel, and bar size.

3.8 SHOTCRETE

A. Inspection and Material Testing:

1\. Provide field inspection and testing service to certify that
shotcrete has been applied according to drawings and specifications.

2\. Periodically inspect and test proportioning equipment for accuracy
and report deficiencies to the Contracting Officer.

3\. Sample and test mix ingredients as necessary to insure compliance
with specifications.

4\. Sample and test aggregates daily and as necessary for moisture
content. Report instances of excessive moisture to the Contracting
Officer.

5\. Certify that ingredients and proportions and amounts of ingredients
in shotcrete conform with approved trial mixes.

B. Shotcrete Sampling:

1\. Provide a technician at site of placement to perform shotcrete
sampling.

2\. Take cores according to ACI 506R.

3\. Insure maintenance of water‑cement ratio established by approved
trial mix.

4\. Verify specified mixing has been accomplished.

C. Laboratory Tests of Field Sample Panels:

1\. Test compression test core for strength according to ACI 506R. For
each test series of three cores, test one core at 7 days and one core at
28 days. Use the remaining core as a spare to be tested at either 7 or
28 days as required. Compile laboratory test reports as follows:
Compressive strength test shall be the result of one core, except when
the one core shows evidence of improper sampling or testing, in which
case it shall be discarded and strength of the spare core shall be used.

2\. Submit certified compression test reports to the Contracting
Officer. On the test report, indicate the following information: a. Core
identification number and date cast.

b\. Specific location at which test samples were taken.

c\. Compressive strength of shotcrete in psi.

d\. Weather conditions during placing.

e\. Temperature of shotcrete in each test core when test core was taken.

f\. Maximum and minimum ambient temperature during placing.

g\. Ambient temperature when shotcrete sample was taken.

h\. Date delivered to laboratory and date tested.

D. Submit inspection reports certification and instances of
noncompliance to the Contracting Officer.

3.9 MORTAR AND GROUT

A. Take and test samples of mortar and grout according to ASTM C 91 for
conformance with specified strength requirements.

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Verify need for and extent of Structural Steel Inspection and testing
services with the Structural Engineer.

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3.10 STRUCTURAL STEEL

A. Provide shop and field inspection and testing services to certify
structural steel work is done in according to drawings and
specifications.

1\. Welding shall conform with AWS D1.1 Structural Welding Code.

2\. Prefabrication Inspection:

a\. Review design and shop detail drawings for size, length, type and
location of all welds to be made.

b\. Approve welding procedure qualifications either by prequalification
or by witnessing qualifications tests.

c\. Approve welder qualifications either by certification or retesting.

d\. Approve procedure for control of distortion and shrinkage stresses.

e\. Approve procedures for welding according to applicable portions of
Section 4, AWS D1.1.

3\. Fabrication and Erection:

a\. Inspect welding equipment for capacity, maintenance and working
condition.

b\. Verify specified electrodes and handling and storage of electrodes
according to AWS D1.1

c\. Inspect preparation and assembly of materials to be welded for
conformance with AWS D1.1.

d\. Inspect preheating and interpass temperatures for conformance with
Table 4.2, AWS D1.1.

e\. Verify that quality of welds meet the requirements of Paragraph
10.17, AWS D1.1. Verify quality of shop and field butt welds greater
than 1/2 inch by ultrasonic procedure. Ultrasonic procedure shall
conform to Section 6, Part C, AWS D1.1.

f\. Correction of rejected welds shall be made in according to Paragraph
3.7, AWS D1.1.

g\. Inspect high‑strength bolted connections according to AISC M 017
using ASTM A 325 or A 490 bolts.

B. Submit inspection reports, record of welders and their certification,
and identification, and instances of noncompliance to the Contracting
Officer.

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Verify need for and extent of Steel Decking Inspection and testing
services with Structural Engineer.

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3.11 STEEL DECKING

A. Provide field inspection and testing services to insure steel decking
has been installed according to drawings and specifications.

B. Submit inspection reports, certification, and instances of
noncompliance to the Contracting Officer.

3.12 SHEAR CONNECTOR STUDS

A. Provide field inspection and testing services required by Section 7,
AWS D.1 to insure shear connector studs have been installed according to
drawings and specifications.

B. Submit inspection reports, certification, and instances of
noncompliance to the Contracting Officer.

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Verify need for sprayed‑on fireproofing inspection and testing services
with the Architect.

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3.12 SPRAYED‑ON FIREPROOFING

A. Provide field inspection and testing services to certify sprayed‑on
fireproofing has been applied according to the specifications.

B. Use approved test areas installation as criteria for inspection of
work.

C. Test sprayed‑on fireproofing for thickness and density according to
ASTM E 605.

1\. Thickness gauge specified in ASTM E 605 may be modified for pole
extension so that overhead sprayed material can be reached from floor.

D. Location of test areas for field tests as follows:

1\. Thickness: Select one bay per floor, or one bay for each 10,000
square feet of floor area, whichever provides for the greater number of
tests. Take thickness determinations from each of the following
locations: Metal deck or concrete slab, beam and column.

2\. Density: Take density determinations from each floor, or one test
from each 10,000 square feet of floor area, whichever provides for the
greater number of tests, from each of the following areas: Flat portion
of deck, beam bottom flange, beam web, and equivalent areas from the top
of lower beam flange.

E. Submit inspection reports, certification, and instances of
noncompliance to the Contracting Officer.

4.1 METHOD OF MEASUREMENT

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WHEN A \"LUMP SUM\" CONTRACT IS USED, DELETE THE TITLE PART 4:
MEASUREMENT AND PAYMENT, AND BOTH ARTICLES FROM THIS SECTION.
MEASUREMENT AND PAYMENT WILL BE ADDRESSED IN PART 4 OF SECTION 01009
-GENERAL INFORMATION AND REQUIREMENTS OR SECTION 01010 - SUMMARY OF
WORK.

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A. Units: The work described in this section will not be measured for
payment.

4.2 BASIS OF PAYMENT

A. Payment: No direct payment for the work described under this section
will be made. Consideration for this item shall be included in the bid
price for other items of the Contract.

END OF SECTION