728 ANNUAL REPORTS OF DEPARTMENT OF AGRICULTURE. 



clny and SIO cubic yards of sand were used, the unit costs of wliich were as 

 follows: Stripping the clay pits. 0.7 cents per cubic yard; looseninj:, 1.33 cents; 

 loading, 3.3 cents; hauliup to the road, 5.5 cents; spreading, 0.31 cent; loading 

 the sand, 0.9 cent: hauling to tlie road, 4.3 cents; and .^itrcadin^;, 0.3 cent. Fur- 

 ther costs were: Sliapini,' the roadbed, 3(1 feet wide, $25.31; liarrowing, $3.04; 

 foreman, $49.50; j^uiirds for prisoners. $09; and clearinjr the right of way, $9. 

 The total cost of this road to the community was at the rate of 4.75 cents per 

 square yard, or $449 per mile. These figures are based on a labor cost of 30 

 cents per 10-honr day for prisoners, $1.30 for county teams, $3 for foreman, and 

 $1.50 for guards. The work comprised 9,387 square yards. 



Washington, Ga. — This was the Lexington Road, running nortliwest toward 

 Lexington. The work began here on May 15, 1911, and was comi)leted on May 

 23, 1911. The road runs through hilly land and the subsoil is red clay. The 

 road had been graded and cross-drains had been built by the county. 



One thousand six hundred and forty cubic yards of toi)soil were obtained 

 from adjacent fields located along the road. The material contained some stone 

 which was raked out after dumping and kept in the bottom of the surface 

 course. The surfacing was spread 8 inches thick and compacted by traffic to 

 Inches. It was made 15 feet wide with 4i-foot shoulders. The costs on this 

 work were as follows: Surface material, $37.50; hauling for 1,800 feet, 4.32 

 cents per cubic yard ; loading. 0.83 cent per cubic yard ; spreading, 0.20 cent 

 per cubic yard; shaping the subgrade with a road machine, $5.85; shaping with 

 a drag, $1.80; foreman's wages, $21.25; and guards' wages, $22.50. 



The total cost of the road was $177.55, which is at the rate of 2.3 cents per 

 square yard, or $204 per mile. Prison labor cost 30 cents i)er day of 10 hours ; 

 teams owned by the county, $1.20 per day; foreman, $2.50; and guards, $1.50 

 per day. The work comprised 7,007 square yards. 



MtJLLiNviLLE, Kans. — Work on the road running north from Mullinville 

 toward Kingsley was started on October 17, 1910, and com])leted on November 

 25, 1910. The adjacent land is hilly and the soil sandy. Three thousand six 

 hundred and thirty-five cubic yards of excavation were required, with a 

 maximum cut of 0* feet and an average haul of 223 feet. The maximum grade 

 was reduced from 11 to per cent, and a total length of 4.400 feet was graded. 

 This excavation cost 11.2 cents per cubic yard. The road was graded 24 feet 

 wide. It was prepared for a distance of 3,040 feet for surfacing 14 feet 

 wide, and on this were placed 1,758 cubic yards of clay hauled from a pit 

 an average distance of 2,340 feet. The cost of hauling this clay was 31.4 cents 

 per cubic yard, and the cost of spreading it, 1.6 cents per cubic yard. The 

 clay was placed on the roadbed 12 inches deep at the center and 10 inches at 

 the sides, and was thoroughly mixed and compacted by traffic to a deiith of 10 

 Inches at the center and 8 inches at the sides, with a crown of one-half inch 

 to the foot. The roadway was given 5-foot shoulders, making a total finished 

 width of 24 feet. Other items of expense on this road were: Shaping the 

 subgrade, $23.20, and stripping the clay pits, $41.70. The total cost of the road 

 to the community was $1,045, which is at the rate of 18.4 cents per square yard 

 for the finished ^surface, or $1,425.75 per mile. Labor cost $1.80 for a 9-hour 

 day, and teams, with driver, $3.00 per day. The work comprised 5,602 square 

 yards. 



Wichita, Kans. — The work here consisted in the improvement of Thirteenth 

 Street, running west from the city for a distance of 2,040 feet. The adjacent 

 land varies from level to a gently rolling surface with a sandy-loam subsoil. 

 The work was begun on September 10, 1910, and was completed on October 



10, 1910. 



Excavations were made to the extent of 950 cubic yards and the maximum 

 grade was reduced from 4 to 2 per cent. The excavation cost 15.5 cents per 

 cubic yard, with an average haul of 400 feet. The road was graded to a width 

 of 30 feet and a 10-foot subgrade was shaped for surfacing, at a cost of cents 

 per square yard. One IS-iuch corrugated metal culvert, 32 feet long, cost $15.20 

 complete. 



A total of 9.">0 cubic yards of sand and gumbo was hauled for an average of 

 5,000 and 1.100 feet, respectively. The sand was from the bed of the Big 

 Arkansfas River, while the gumbo was obtained from draws adjacent to the 

 work. This material cost as follows: Ilauliug and spreading, per cubic yard, 

 80.2 cents; mixing. $9.25; and rolling with a 1^-ton roller, $4.50. The cementing 

 power of the gumbo varied. For 250 feet the gumbo was spread inches deep 

 and 4 inches of sand were mixed with it; the remainder of the surfacing was 



