Geometric Design on Road

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Arahan Teknik (Jalan) 8/86

A Guide on Geometric Design of Roads

7.0m

5.0m

Roads Branch Public Works Department Malaysia Jalan Sultan Salahuddin 50582 Kuala Lumpur

ARAHAN TEKNIK ( JALAN ) 8/86

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ADDENDUM NO. 1

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This Addendum to the 'Arahan Teknik Galan) 8/86 - A Guide on Geometric Design of Roads' shall be made part of this Arahan Teknik and users shall incorporate this Addendum into the Arahan Teknik (jalan) 8/86.

GENERAL SUMMARY GEOMETRIC DESIGN CRITERIA FOR ROADS IN URBAN AREAS (METRIC), t4Age 104 The above mentioned table is superceeded by table 'GENERAL SUMMARY - GEOMETRIC DESIGNED CRITERIA FOR ROADS IN URBAN AREAS (METRIC) (AMEND ED SEPT. 1989)' herewith attached to this Addendum.

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TABLE 3-2A DESIGN SPEED (RURAL) and TABLE 3-2B : DESIGN SPEED (URBAN), page 25 Tables 3-2A and 3-?~B should read as table 3-2A : DESIGN SPEED (RURAL) (AMENDED SEPT. 1989) and table 3-2B : DESIGN SPEED (URBAN) (AMENDED SEPT. 1989) respectively, herewith as attached to this Addendum.

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GENERAL SUMMARY GEOMETRIC DESIGN CRITERIA FOR ROADS IN RURAL AREAS (METRIC), page 103 The above mentioned table is superceeded by table 'GENERAL SUMMARY - GEOMET RIC DESIGN CRITERIA FOR ROADS IN RURAL AREAS (METRIC) (AMENDED SEPT. 1989)' herewith attached to this Addendum.

ARAHAN TEKNIK ( JALAN ) 8/86

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TABLE 3-2A :

DESIGN SPEED (RURAL) (AMENDED SEPT. 1989)

Design Speed ( km / hr ) Design Standard Flat R6 R5 R4 R3 R2 R1 R1a 120 100 90 70 60 40 40 Terrain Rolling 100 80 70 60 50 30 30 Mountainous 80 60 60 50 40 20 20

TABLE 3-213:DESIGN SPEED (URBAN) (AMENDED SEPT. 1989)

Design Speed ( km / hr ) Design Standard I U6 U5 U4 U3 U2 U1 U1a 100 80 70 60 50 40 40 Area Type II 80 60 60 50 40 30 30 III 60 50 50 40 30 30 20 Page 4

ARAHAN TEKNIK ( JALAN ) 8/86

Note : Type I Relatively free iri road location with very little problems ns regards land acquisition, affected buildings or other socially sensitive areas. Intermediate between I and II. Very restrictive in road location with problems as regards land acquisition, affected buildings and other sonsiltive areas.

Type II Type III -

ARAHAN TEKNIK ( JALAN ) 8/86

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GENERAL SUMMARY - GEOMETRIC DESIGN CRITERIA FOR ROADS IN RURAL AREAS ( METRIC) x 0 1 2 3 4 5 1 z N N 8 9 DESIGN STANDARD ACCESS CONTROL TERRAIN DESIGN SPEED m Im F R6 FULL R5 PARTIAL R4 PARTIAL M FR ( 3.15 1:00 R3 PARTIAL M FR 60 70 60 3.00 0.50 4.0 N/A 0.25 b

4

R2 NIL

R1 NIL

R 1A NIL F R M

oW
0

R M FR 3.50 1:00 ! 3.50 1.00

M F R M F R M

Km/hr 120 100 80 100 80 60 90 70

50 60 50 40 40 30 20 40 30 20

I LANE WIDTH

I

2.75 0.50 N/A N/A 0.00 20

I

(5.00)0 0_50 N/A j N/A 0.00 12

(4.50)0 0.50 N/A N/A 0.00 12

I 6 1 SHOULDER WIDTH
;HOULO

13.00 3.00 2.50 13.00 3.00 1.50 13.00 3.00 2.00 12.50 2.50 2.00 12.00 1.00 1.50 1.50 1.50 1.50 ; 1.Y 1.50 I N I 6.0 5.0 4.0 1 4.0 3.5 3.0 ! 3.0 2.5 2.0 1 N/A 18.0 12.5 8.0 12.0 9.0 6.0 9.0 6.5 0.50 60 N/A 0.50 60(50) b

I MEDIAN WIDTH (MINIMUM) m
MEDIAN WIDTH (DESIRABLE) ' m m m m m m m

rE~R~ allRI~trIVRLJ m

10 MARGINAL STRIP (WIDTH) 11 MINIMUM RESERVE WIDTH 12 STOPPING SIGHT DISTANCE 13 PASSING SIGHT DISTANCE

0.25 40(30)

20

185 205 140 205 140 85 180 120 85 120 85

65 85 65 45 45 30 20 45 30 20

700 550 450 625 500 450 500 450 350 450 350 300 300 250 200 300 250 200 SEE TABLE 4 - 4A 0.10 6 9 56 89 0.10 7 6 7 8 N/A 0.10 7 8 9 N/A 0.10 10 25 10 5 10 8 5 8

z 0 0
W W

14 MINIMUM RADIUS 15 MINIMUM LENGTH OF SPIRAL 16 MAXIMUM SUPERELEVATION 18 MAXIMUM GRADE 19 CREST VERTICAL CURVE (K) 20 SAG. VERTICAL CURVE (K)

570 375 230 375 230 125 300 175 125 175 125 85 125 85 50 50 30 15 50 30 15 0.10 2 5 6 7 0.10 5 8 67 0.10 45 78

RATIO % -

17 MAXIMUM GRADE (DESIRABLE) %

3 4 34

10 9 10 12 10 12 15 10 15 10 10 10 5 5 12 -15 --12- 10 - - 8 8

120 60 30 60 30 60 40 28 40 28

15 45 22 15 35 20

15 22 15 15 20 15

I

I

ARAHAN TEKNIK ( JALAN ) 8/86...
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