2021 Material TestingINVITATION FOR BIDS
MATERIALS TESTING 2021
The City of Kalispell, Montana will receive sealed bids for Materials Testing 2021. The project
primarily consists of furnishing labor, time, equipment and travel necessary to test for Asphalt
Density, Asphalt Cores, Crushed Base Compaction, Soil Compaction, and Concrete Strength and
Structure. The Asphalt Density and Base Density testing will be performed on overlay,
reconstruction, and new construction projects completed by City Personnel. The concrete testing
will be for valley gutters, sidewalks, foundations, and new curb installations. The testing service
will be performed between the months of March and December 2021.
Written bids must be received by 1:30 PM Thursday, February 18, 2021, delivered to City of
Kalispell Public Works, Attn: Gene Corne, City Road and Fleet Superintendent. Physical
Address: City Hall, 201 First Avenue East, Kalispell, MT 59901; Mailing Address: City Hall, PO
Box 1997, Kalispell, MT 59903. Please direct all questions to Gene Corne, Road and Fleet
Superintendent at the City of Kalispell Public Works at 406-758-7723.
The successful bidder must provide proof of liability insurance with a minimum coverage of
$1,000,0000 per occurrence and $2,000,000 aggregate. Please review the service request
information provided below when assessing your costs associated with each of your bid units.
1. Asphalt Testing City Reconstruction and Overlay Requirements (RICE Values)
• Unit bid price shall include all labor, time, equipment, and travel necessary to properly
perform tests and provide results as specified.
• The Contractors Representative will be required to wear proper PPE (hardhat and safety
vest at minimum) while on the job site.
• Testing for City projects will require two site visits a day, (One in the morning to
establish a roller pattern, and one in the afternoon to verify the work is being completed
as established previously).
• Time required on site for testing should be considered at 1 hour or less for each visit,
pending major compaction problems.
• Testing will include marking the asphalt at test locations with a colored marking device
where each set of tests is performed, to ensure testing accuracy.
• Documentation of the testing as it takes place. (Instead of Station numbers, addresses can
be referenced for test locations. City Paving Projects are usually not surveyed with
Stationing.)
• Entering data to create a location report of the testing performed and results of the
passing tests to accompany the invoice, for City records.
• Testing contractor to be given a minimum of 24 hour notice before testing is to be
performed.
• An Asphalt Testing Bid Unit will be considered one day of testing, or two site visits with
two separate sets of testing.
2. Asphalt Core Testing (RICE Values)
• Unit bid price shall include all labor, time, equipment, and travel necessary to take full
depth 4” diameter asphalt cores, label the core, refill the core holes with non-shrink grout,
transport the sample to the testing lab, properly perform density and thickness tests, and
provide certified results as specified.
• The Contractor’s Representative will be required to wear proper PPE (hardhat and safety
vest at minimum) while on the job site.
• If the street has been opened for traffic, the Contractor’s Representative shall provide
appropriate traffic control measures to safely perform the work.
• Asphalt compaction samples will be taken in accordance with AASHTO T230 and tested
in accordance with AASHTO T166.
• Core thickness shall be reported to the nearest 1/8” and shall be measured from the
surface of the full depth core sample to the bottom of the uniform plant mix, which
thickness shall not include foreign materials, seal coat, foundation material, soil, paper, or
foil.
• City staff will direct Contractors Representative to the location and frequency of testing
to be performed.
• Testing contractor to be given a minimum of 24 hour notice before testing is to be
performed.
• No less than 2 cores shall be performed per project site.
• Asphalt Core Testing Bid Unit Price shall be per each test performed.
3. Concrete Testing Requirements (Air, Slump, Unit Weight, Temperature and 4 Cylinder
Tests)
• Unit bid price shall include all labor, time, equipment, and travel necessary to properly
perform tests and provide results as specified. Travel time to and from the site to collect
field cured samples shall also be considered subsidiary to the unit bid price.
• Employee will be required to wear proper PPE (Hardhat and Safety Vest at minimum)
while on the job site.
• All costs associated with the employee performance testing on the location, in the lab,
and the costs associated with the equipment needed to perform the testing.
• One Air Test, one Unit Weight Measurement, one Slump Test, one Temperature Test,
and 5 Cylinder Tests will be performed in association with each bid unit. Concrete
sampling and testing shall be performed in accordance with applicable ACI and ASTM
standards.
• After proper curing time, cylinder testing will include cylinder breaks. One 7 day break,
three 28 day breaks, and 1 hold cylinder. The hold cylinder may be disposed of once 28
day results have been determined to be satisfactory. If 28 day breaks fall below minimum
required compressive strength, the hold cylinder will be used for a later test as directed by
the City.
• Each bid unit will include a copy of all associated testing data to accompany all invoices
billed by the contractor.
• All specified tests must be completed to invoice one bid unit.
• A Concrete Test bid unit will be considered as one site visit with one set of tests.
• An appropriately sized cooler for four cylinders, will be provided by the Contractor to
store the test cylinders while they field cure. Final curing will be required at the testing
lab in accordance with testing standards after cylinders have been stripped from their
molds.
4. Crushed Base Compaction Tests
• Unit bid price shall include all labor, time, equipment, and travel necessary to properly
perform tests and provide results as specified.
• Employee will be required to wear proper PPE (Hardhat and Safety Vest at minimum)
while on the job site.
• Crushed base densities will be required at randomly chosen stations and offsets in right
and left hand lanes for streets and alleys. (Locations of tests may be selected by the
Engineer.)
• Distance between densities shall not exceed 50 feet per lane as measured along the center
line of the street or alley.
• Calibrated Nuclear Density Test and Sand Cone Density Tests are the only acceptable
methods for determining crushed base densities.
• Bid price unit shall be per each density test performed.
5. Soil Compaction Tests
• Unit bid price shall include all labor, time, equipment, and travel necessary to properly
perform tests and provide results as specified.
• Employee will be required to wear proper PPE (Hardhat and Safety Vest at minimum)
while on the job site.
• Densities will be required for quality assurance as directed by the engineer for compacted
subbase and/or trench backfill.
• Calibrated Nuclear Density Test and Sand Cone Density Tests are the only acceptable
methods for determining crushed base densities.
• Bid price unit shall be per each density test performed.
• Tester may be required to perform compaction tests in lower portions of trench backfill.
Tester shall be appropriately trained for trench safety and shall adhere to appropriate
trench safety practices when testing trench backfill.
6. Standard Proctor Test ASTMD698/AASHTO T99
• Unit bid price shall include all labor, time, equipment, and travel necessary to procure
samples, perform tests and provide results as specified.
• Employee will be required to wear proper PPE (Hardhat and Safety Vest at minimum)
while on the job site.
• Bid price unit shall be per each Standard Proctor Test Performed.
Gene Corne
Road and Fleet Superintendent
gcorne@kalispell.com
Office: 406-758-7723
Cell: 406-212-8910
1 Day
2 Test
3 Test
4 Test
5 Test
6 Test
This Bid Tabulation is an accurate representation of the bids received
Contractor Date
City of Kalispell Date
Item Description
1 Day of Testing
Asphalt Core Testing (RICE Values)
MATERIALS TESTING 2021
KALISPELL, MONTANA
Unit PriceItemUnit
Asphalt Paving
Crushed Base Compaction Test
Soil Compaction Test
Standard Proctor Test ASTMD698/AASHTO T99
Concrete Testing
Item Item Description Unit Unit Price
Concrete Testing Requirements
Compaction Testing
Item Item Description Unit Unit Price
Materials Testing 2021 00301 - 1 Certified Bid Form