§ 156.133 ROADWAY STANDARDS.

   (A)   Pavement thickness.

      (1)   The minimum pavement thickness standards indicated on the tables below shall be used for construction of new roads or overlay of existing roads.

      (2)   Any modification of these standards shall be based on a determination of the California Bearing Ratio (CBR) by a qualified soils engineer.

      (3)   The soil survey of the county shall be used to determine the CBR unless soil sampling and testing has been done by a qualified soil scientist.

Table § 156.133(2) Pavement Thickness
Pavement Type	Full Depth Asphalt (Inches)	Asphalt Inches on Stone (Inches)		Plain Concrete (Inches)
Type 1	8	3	9	6
Type 2	9	3	12	6
Type 3	10	3	15	8
Type 4	6	3	6	6
Type 5	7	3	7	7
Type 6	8	3	11	7
Type 7	8	3	10	6
Type 8	7	3	8	5

 

Table § 156.133(3) Estimated CBR Values for Indiana Soils
Soil Type	Est. CBR	Soil Type	Est. CBR	Soil Type	Est. CBR
Avonburg	5	Gilpin	4	Rodman	15
Ayrshire	6	Haymond	6	Ross	3
Bartle	5	Hennepin	6	Rossmoyne	5
Berks	4	Henshaw	4	Russell	5
Bloomfield	10	Hickory	4	Saranac	2
Bonnie	4	Landes	7	Shoals	6
Brookston	3	Martinsville	6	Sleeth	5
Burnside	8	McGary	3	Steff	5

 

Table § 156.133(3) Estimated CBR Values for Indiana Soils
Soil Type	Est. CBR	Soil Type	Est. CBR	Soil Type	Est. CBR
Camden	5	Med way	6	Stendal	5
Celina	4	Miami	4	Stonelick	7
Cincinnati	5	Milton	4	Wakeland	6
Clermont	4	Nineveh	6	Weikert	4
Corydon	2	Ockley	6	Westland	4
Crosby	3	Otwell	4	Whitaker	6
Dubois	4	Peoga	4	Wilbur	6
Eel	6	Princeton	6	Xenia	5
Fincastle	5	Rarden	3	Zanesville	4
Fox	6	Rensselaer	4	Zipp	2
Genessee	6	Rockcastle	3

 

   (B)   Asphalt. Asphalt shall consist of the following:

      (1)   Surface: HAC No. 9 or 11 or HAE No. 11, Type; III (one-inch minimum thickness);

      (2)   Binder: HAC No. 8 or 9 or HAE No. 8 or 9 (two-inch minimum thickness);

      (3)   Base: HAC No. 4 or 5 or HAE No. 4 or 5 or 5D;

      (4)   Prime Coat: AE-SP (applied at the rate of approximately 0.5 gal./yd2); and

      (5)   Tack Coat: AE-T (applied at the rate of approximately 0.05 gal./yd2).

   (C)   Concrete. Concrete pavement shall be plain Portland cement concrete. Joint spacing shall be at a maximum of 15 feet.

   (D)   Stone. Stone shall be Type O compacted aggregate No. 53.

   (E)   Temporary turn-arounds. Temporary turn-arounds required by this chapter shall be constructed of at least six inches of stone.

(Prior Code, § 8-80) (Ord. 1986-7, passed 10-21-1986)