WSDOT MATERIALS LAB
12/15/2017
Aggregate Source Approval Report

Owner:  Alderbrook Quarry, Inc.                   Aggregate Source:  QS-L-291
Lessee:                    Known as:  Alderbrook Quarry
Located in:  NE 1/4 SW 1/4 Section 26 T13N R3W                   County:  Lewis

Remarks:


Mineral Agg. and Surfacing:           Test Date: 04/14/2014              Expiration Date: 04/14/2019
Absorption: 2.69 Apparent Sp. G.: 2.919 Bulk Sp. G. (SSD): 2.779 Bulk Sp. G.: 2.707
Deg: 62 LA: 18

Remarks:          

Currently approved as a source of aggregate for:
ATB Ballast BST Crushed Cover Stone
BST Crushed Screenings Crushed Surfacing Base Course Crushed Surfacing Key Stone
Crushed Surfacing Top Course Gravel Backfill for Foundation Class A for Foundat HMA Other Courses
HMA Wearing Course Maintenance Rock Permeable Ballast


Acceptance tests need to be performed as necessary.
Portland Cement Concrete Aggregates:      Test Date:               Expiration Date: 
ASR - 14 Day : ASR - One Year: CCA Absorption: CCA Sp.G:
Deg: FCA Absorption: FCA Organics: FCA Sp. G:
LA: Mortar Strength: Petrographic Analysis:

Remarks:          

NOT APPROVED AS A SOURCE OF AGGREGATE FOR:
Coarse Concrete Aggregates Fine Concrete Aggregates

Riprap, Quarry Spalls, Rock for Rock Wall, Erosion and Scour Protection:          Test Date: 11/06/2017      Expiration Date: 11/06/2018
Absorption: 2.16 Apparent Sp. G.: 2.886 Bulk Sp. G. (SSD): 2.775 Bulk Sp. G.: 2.717
Deg: 82 LA: 16

Remarks:          

Currently Approved for:
Quarry Spalls Riprap Rock for Erosion and Scour Protection
Rock for Rock Walls Stone 9-27.3(6)

Streambed Aggregates:       Test Date:                Expiration Date: 
Absorption: Apparent Sp. G.: Bulk Sp. G. (SSD): Bulk Sp. G.:
Deg: LA:

Remarks:          

NOT Approved for:
Streambed Aggregate Streambed Aggregate

Gravel Borrow for Structural Earth Walls:       Test Date: 04/14/2014           Expiration Date: 04/14/2019
Bulk Sp. G. (SSD): 2.779 Deg: 62 LA: 18

Remarks:    Contact RME to determine if Resistivity, pH, Chlorides, or Sulfates testing is required      

Currently Approved for:
Gravel Borrow for Str Earth Walls Gravel Borrow for Str Earth Walls


ALL OTHER PIT RUN MATERIALS:
Project Engineer may request preliminary samples but Aggregate Source Approval is not required.

AGGREGATE MATERIALS NOT REQUIRING ASA APPROVAL :
Aggregate for Gravel Base 9-03.10
Gravel Backfill for Foundation Class B 9-03.12(1)B
Gravel Backfill for Walls 9-03.12(2)
Gravel Backfill for Pipe Zone Bedding 9-03.12(3)
Gravel Backfill for Drains 9-03.12(4)
Gravel Backfill for Drywells 9-03.12(5)
Backfill for Sand Drains 9-03.13
Sand Drainage Blanket 9-03.13(1)
Gravel Borrow 9-03.14(1)
Select Borrow 9-03.14(2)
Common Borrow 9-03.14(3)
Native Material for Trench Backfill 9-03.15
Foundation Material Class A and B 9-03.17
Foundation Material Class C 9-03.18
Bank Run Gravel for Trench Backfill 9-03.19