Chapter 3
\ Figure 3.1. Runway Transverse Sections. /2/
NAVY & MARINE - SEE NOTE 1
RUNWAY LATERAL CLEARANCE ZONE WIDTH
TAXIWAY
PRIMARY SURFACE WIDTH
CLEARANCE
ARMY & AIR FORCE
RUNWAY LATERAL CLEARANCE ZONE WIDTH
RUNWAY LATERAL CLEARANCE ZONE WIDTH
DISTANCE
SHOULDER
TAXIWAY
SHOULDER
GRADED AREA
SHOULDER
RUNWAY
SHOULDER
GRADED AREA
GRADES
GRADES MIN. 2%
MIN. 1.0%
- MAX. 10.0%
SAME GRADE CRITERIA AS OTHER SIDE
SEE FIGURE 5.3
FOR ADDITIONAL AND DETAILED
INFORMATION ON GRADING
WITHIN THE RUNWAY LATERAL
CLEARANCE ZONE, SEE TABLE 3.2.
N.T.S.
SHOULDER WIDTH
NOTES
UNPAVED SHOULDER
PAVED
1. AT NAVY AND MARINE CORPS AIRFIELDS, THE CENTERLINES OF A
SHOULDER
RUNWAY AND A PARALLEL TAXIWAY SHALL BE A MINIMUM OF 152.4
WIDTH
METERS [500 FEET] APART. FOR CLASS A AIRFIELDS, ONE-HALF OF THE
3,000 mm
PARALLEL TAXIWAY MAY BE LOCATED WITHIN THE LATERAL CEARANCE
10'
ZONE. SEE TABLE 3.2.
2% M
3% M IN.
AX.
2. WHEN PAVED SHOULDERS ARE REQUIRED. GRADE SHOULDER WITH A
40mm [1-1/2"] DROPOFF NEXT TO PAVED SHOULDER, FOLLOWED BY 5%
2% M
4% M IN.
SLOPE FOR FIRST 3,000 mm [10'] NEXT TO PAVED SHOULDER.
2% M
AX.
10% M IN.
PAVEMENT
AX.
3. THE PRIMARY SURFACE WIDTH IS COINCIDENT WITH THE LATERAL
CLEARANCE ZONE WIDTH. THE ELEVATION OF ANY POINT ON THE
PRIMARY SURFACE IS THE SAME AS THE ELEVATION OF THE NEAREST
POINT ON THE RUNWAY CENTERLINE.
CLASS A AND CLASS B RUNWAYS
3-10
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