1978-07-13_PERMIT FILE - M1977315

• Permit No: M1977315
• IBM Index Class Name: Permit File
• Doc Date: 7/13/1978
• Doc Name: REGULAR 112 PERMIT APPLICATION FORM
• Media Type: D
• Archive: No

DIVISION OF HIGHWAYS Prole ER 101-(4)
STATE OF COLORADO Location 0_ pne kart. • Glen reele
' DOH Form No. 429 Field Sample No. C 23774
Revised : August 1973 Lab No. Dist #4 Info
Date 4-21-17
' BITUMINOUS SURFACING
Item 403 Grading or Class R=
' Preliminary [] Construction m
Pit Name BestvV raving TEST RESULTS
' Identification Stockpile
Ass. After Going Throaad Percent Bitumen 5.3 5.8 6.3 6.8
pryer Max. Sp. Gr. of Mix 2.443 2.426 2.409 2.391
' Sp. Gr. of Specimen 2.317 2.344 2.348 2.357
Voids in Specimen 5.16 3.38 2.53 1.42
GRADING ANALYSIS (ACCUMULATIVE 2) Stability Value 38 35 32 31
' Cohesiometer Value 186 195 222 225
Test Mineral As .lob Mix Rt Value 96 96 95 94
Nos. Filler Used Formula Strength Coefficient 0.44 0.44 0.44 0.40
As 375.0 375.0 311.7 257.6
' 1" Rees
3/4" IMMERSION-COMPRESSION
112" 100 100 100
' 3/8" 82 87
#4 75 60 60 Percent Bitumen 6.0 6.0
#8 61 49 49 Specimen PSI Wet 320 350
' #50 -1 - 14 Specimen PSI Dry 367 375
#100 10 % Absorption by Wt. 1.21 1.11
#200 8.1 6.5 i % Swell by Volume 0.03 0.10
t Index of Ret. Strength 87 93
S.A. Sq/Ft Lb Km Kc % Additive Used 0.40
Apparent Sp. Gr. of Aggregate Asphalt Additive Type Super Conc. Nostrip
' Laboratory Sp. Gr. 2.34 at 6.0 % AC
The recommended asphalt content for the above item is:
6.0 % AC 10 grade, total mix basis, with • • % acceptable additive,
i including % added to the stockpile to the dry aggregate C1 .
emulsified asphalt, dry aggregate basis.
' The recommended % asphalt has been adjusted e % for environmental factors
assuming VPD, ft. elev. and construction in
1
REMARKS: *To be determined at time material is to be uaad for Iteo 403.
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