Report_Pavement.pdf
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- George Washington Memorial Parkway
- Solicitation number
- DTFH71-17-R-00011
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Report_Pavement
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1993 AASHTO Pavement Design
DARWin Pavement Design and Analysis System A Proprietary AASHTOWare Computer Software Product
Flexible Structural Design Module Iwo Jima Access Road
Asphalt design
Flexible Structural Design
18-kip ESALs Over Initial Performance Period 858,250 Initial Serviceability 4.2 Terminal Serviceability 2.5 Reliability Level 90 % Overall Standard Deviation 0.4 Roadbed Soil Resilient Modulus 15,000 psi Stage Construction 1
Calculated Design Structural Number 2.53 in
Rigorous ESAL Calculation
Performance Period (years) 25 Two-Way Traffic (ADT) 526 Number of Lanes in Design Direction 1 Percent of All Trucks in Design Lane 100 % Percent Trucks in Design Direction 100 %
Vehicle Class
Percent of
ADT
Annual
Growth
Average Initial Truck Factor
(ESALs/ Truck)
Annual % Growth in
Truck Factor
Accumulated 18-kip ESALs over Performance Period
1 73 2 0.0008 0 3,478 2 13 2 0.004 0 3,097 3 9 2 1.2 0 643,223 4 5 2 0.7 0 208,452
Total 100 - - - 858,250
Growth Simple
Total Calculated Cumulative ESALs 858,250
Specified Layer Design
Layer Material Description
Struct Coef.
(Ai)
Drain Coef.
(Mi)
Thickness (Di)(in)
Width (ft)
Calculated SN (in)
1 ACP 0.44 1 6 20 2.64
2 GAB 0.1 1 6 20 0.60
Total - - - 12.00 - 3.24
1993 AASHTO Pavement Design
DARWin Pavement Design and Analysis System A Proprietary AASHTOWare Computer Software Product
Rigid Structural Design Module Iwo Jima Access Road
Conccrete design
Rigid Structural Design
Pavement Type JRCP 18-kip ESALs Over Initial Performance Period 1,328,071 Initial Serviceability 4.5 Terminal Serviceability 2.5 28-day Mean PCC Modulus of Rupture 700 psi 28-day Mean Elastic Modulus of Slab 5,000,000 psi Mean Effective k-value 90 psi/in Reliability Level 90 % Overall Standard Deviation 0.39 Load Transfer Coefficient, J 3.2 Overall Drainage Coefficient, Cd 1
Calculated Design Thickness 7.34 in
Rigorous ESAL Calculation
Performance Period (years) 35 Two-Way Traffic (ADT) 538 Number of Lanes in Design Direction 1 Percent of All Trucks in Design Lane 100 % Percent Trucks in Design Direction 100 %
Vehicle Class
Percent of
ADT
Annual
Growth
Average Initial Truck Factor
(ESALs/ Truck)
Annual % Growth in
Truck Factor
Accumulated 18-kip ESALs over Performance Period
1 73 2 0.0008 0 5,382 2 13 2 0.004 0 4,792 3 9 2 1.2 0 995,335 4 5 2 0.7 0 322,562
Total 100 - - - 1,328,071
Growth Simple
Total Calculated Cumulative ESALs 1,328,071
SOIL DATA
INDEXLIMITLIMITCONTENTNO.
PLASTICITYLIQUIDPLASTICWATERDEPTHSAMPLE
NATURAL
SOURCESYMBOL
Project No.:
Project:
Client:
LIQUID AND PLASTIC LIMITS TEST REPORT
(ft.)
AASHTO
PRA GWMP 203(2)
FHWA/EFLHD
A-6(9)18382018.01-3B-4/J-1Sta. 15+00
LIQUID AND PLASTIC LIMITS TEST REPORT
FEDERAL HIGHWAY ADMINISTRATION
EASTERN FEDERAL LANDS HIGHWAY DIVISION
A-4(2)6221614.03-5B-5/J-2Sta. 19+00
A-7-6(15)23472416.33-5B-6/J-2Sta. 24+00
A-2-4(0)5231814.51-3B-7/J-1Sta. 0+75
10 30 50 70 90 110
LIQUID LIMIT
P
LA
S
TI
C
IT
Y
IN
D
E X
PI
=L
L-
A-4 or A-2-4 A-5 or A-2-5
A-7-6
A-6 or A-2-6
A-7-5 or A-2-7
SOIL DATA
NO. AASHTODESCRIPTIONDEPTHSAMPLESOURCESYMBOL
Project No.:
Project:
Client:
Particle Size Distribution Report
P E
R C
E N
T
FI
N E
R
100 10 1 0.1 0.01 0.001200 GRAIN SIZE - mm
% + 3"
% GRAVEL
CRS. FINE
% SAND
CRS. MEDIUM FINE
% FINES
SILT CLAY
in in in
1- 1/ in in
3/ in
1/ in
3/ in
#4 #1
#2
#3
#4
#6
#1
#1
#2
0.0 0.0 3.2 2.3 1.1 29.7 63.7
(ft.)
PRA GWMP 203(2)
FHWA/EFLHD
Sta. 15+00 B-4/J-1 1-3 Sandy lean clay A-6(9)
Particle Size Distribution Report
FEDERAL HIGHWAY ADMINISTRATION
EASTERN FEDERAL LANDS HIGHWAY DIVISION
0.0 0.0 0.9 1.0 5.3 23.9 68.9
Sta. 19+00 B-5/J-2 3-5 Sandy silty clay A-4(2)
0.0 0.0 0.2 0.9 3.6 26.6 68.7
Sta. 24+00 B-6/J-2 3-5 Sandy lean clay A-7-6(15)
0.0 0.0 15.6 8.4 10.0 34.6 31.4
Sta. 0+75 B-7/J-1 1-3 Silty, clayey sand with gravel A-2-4(0)
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