HIGHWAY LOCATION & DESIGN
PHOTOGRAMMETRIC
STEP I -
PREPARE
OF U.
DEFINED AREA AERIAE PHOTOGRAPHES
OF STUDY z
USED AS OVERLAY ON MOSAIC
STEP Il
[v.s U.S. G.S. DATA
e PHOTOGRAPHIC
AERIAL PEOTOGRA PHY PRINTS FOR
TOPOGRAPHIC MAP
1" = 200
STEREO STUDY 5' CONTOURS
[ SOIL S STUDIES
AND DRAINAGE MAP
[GROUND CONT voL)
| SURVEY |
BRIDGING BY
FIRST ORDER
INSTRUMENT
—
MOSAIC MAP
1" = 1000
REF
gU |
BY COMPU
A DJUSTMENTS
ER
7 à ASSEMBLE DAT.
PREPARE PHOTOGRAPHY MOSAIC DEVELOP ALTERNATE
1" - 2000' m ROUTE LOCATIONS
SELECT FEASIBLE ¢
PREPARE PROFILES s
¢ LOCATIONS
: ole
DETERMINE TRIAL
GRADE LINES
T m INE ¢ LOCATIONS, _
T ^ LIGNMENTS AND GRADES
ro e
ELECTRONIC METHOD
AREA STUDY
SELECT CORRIDOR FOR
E : —— MOST FEASIBLE
ROUTE LOCATION
PREPARE PROFILES AND
TENTATIVE GRADE LINES
TRANSPARENT ENLARGEMENT (1 TO 1-1/2 MILE WIDTH)
S.G.S. - 1" - 2000' TO BE
LOCATION STUDY
——— EASOMWORK QUANTITIES. FOR NE ST ENGINEERS ANALYSIS SELECT
LOCATIO VARIOUS COMBINATIONS OF D MINE OF LINE AND GRADE LOCATION
LINES AND GRADES
m EARTHWORK
MÀ ee REVISE LINE
REPARE MASS DIAGRAMS AND GRADE
[prepare STRUCTURE
DETERMINE
USER
(TRAFFIC OPERA TION)
A FOR —
ROUGH CROSS SECTIONS
STEP TI
FIELD SURVEY
STAKE & - SIGNALIZE € -
WING POINT CONTROL
AERIAL PHOTOGRAPHY
1 50'
Ic ORDED INTO PUNCHED PAPER TAP
*AUTOMATIC PUNCHING OF
TERRAIN CARDS FROM TAPE
TOPOGRAPHIC MAPPING FOR
3E AND INTERCHANGE AREA
SITE PLANS
DESIGN CRITERIA AND
PROPOSED TYPICAL SECTION
Er ]
PLANIMETRIC MAPPING |
FOR USE IN PLANS
| =
| GRADE CONTROL FROM
| LOCATION STUDY
î 1
[ - € OMPUTE ¢ GRADE ELEVA rows ]
STEP IX -
[ FINAL CROSS SECTION DATA
OBTAINED BY POINT READINGS
AUTOMATICALLY RECORDED
IN PUNCHED PAPER TAPE
EY UTOMATIC PU
| FINAL CROSS
ar PHOTOGRAPHY ] :
i" 250' |
— |
|
Le
*ORIGINAL TE
SECTION CARDS
CARDS F ROM TAPE
ROADWAY DESIGN
E
d
DEVELOPE TE
ESIGN FOR EACH TERRAIN
ECTION BY COMPUTER
GN ENGINEERS REVIEW
DITCH GRADES, CUT AND
FILL SLOPES AND BENCHING
_EART HWORK BALANC E
DESIGN ENGINEERS
| FINAL APPROVAL |l
PHOTOGRA PHIC
REPRODUCTION
ASSEMBLE DETAILED
CONSTRUCTION PLAN
FINAL EARTHWORK QUANTITIES
NC HING OF
ECTION —
|
| = mmm
| [ COMPUTE FINAL EARTHWORK
m AND §
sD AR | E
FINAL QUANTITIES TO C ONSTRUCTION
ENGINEER FOR PREPARATION OF
FINAL PAYMENT TO! CONTRACTOR
—— M ———À
RRAIN CROSS
FROM STEP III |
-