Concrete Construction: Methods and Costs

by Halbert Powers Gillette; Charles Shattuck Hill

Table XXV—Sizes, Capacities and Weights of Snell Mixers.

R. Z. Snell Mfg. Co., South Bend, Ind.

Mixer Number.	No. 0.	No. 1.	No. 2.	No. 3.
Size batch, cu. ft.	3	7	11	24
Capacity per hour, cu. yds.	2½	5	8	20
Speed revs. per min.	30	30	25	19
Weight on Skids:
With pulley, lbs.	480	800	900	2,000
With engine, lbs.	800	1,550	2,050	3,500
With eng. and boiler, lbs.	...	2,170	2,900	4,000
Weight on Wheels:
With engine, lbs.	1,100	2,200	3,450	4,700
With engine and boiler, lbs.	...	3,570	4,750	5,200
Engine:
Size cylinder, ins.	4×6	3½×4½	4×5	5×6½
Rated horsepower	1½	4	5	6
Boiler:
Size, ins.	...	24×60	26×60	30×60
Rated horsepower	5	6	8
Outside dimensions on skids	2'9"×4'	3'4"×5'6"	4'×6'	6'×9'
Total height on skids	3'8"	4'6"	5'	5'6"

Table XXVI—Sizes, Capacities and Horsepower of Ransome Mixers.

Ransome Concrete Machinery Co., Dunellen, N. J.

Mixer number.	No. 1.	No. 2.	No. 3.	No. 4.
Size batch, cu. ft.	10 to 14	20	30	40
Capacity per hr., cu. yds.	10	20	30	40
Speed, Revs. per min.	16	15	14½	14
Weight on Skids:
Pulley or gear, lbs.	3,300	3,650	5,900	7,400
With engine, lbs.	4,600	5,050	7,700	9,250
With engine and boiler, lbs.	6,450	8,700	12,200	14,700
Weight on Wheels:
With engine, lbs.	5,100	5,550	8,200	9,750
With engine and boiler, lbs.	6,950	9,200	12,700	15,000
Engines:
Size cylinder, ins.	6×6	7×7	8×8	9×9
Rated horsepower	7	10	14	20
Boiler:
Size, ins.	36×69	42×75	42×87	48×93
Rated horsepower	10	15	20	30

Table XXVII—Sizes, Capacities and Horsepowers of Chicago Improved Cube Mixers. Municipal Engineering and Contracting Co., Chicago, Ill.

Mixer number.	No. "Handy."	No. 6.	No. 11.	No. 17.	No. 22.	No. 33.	No. 64.
Size batch, cu. ft.	2½	6	11	17	22	33	64
Capacity per hr., cu. yds.	5½	13	24	40	50	70	120
Speed, revs. per min.	24	20	18	17	16	15	12
Weight on Skids:
Pulley or gear, lbs.	1,000	1,900	2,800	5,000	7,000	9,600	19,000
With engine, lbs.	2,500	3,600	6,100	8,200	12,000
With eng. and boiler, lbs. 3,100	4,300	7,800	10,000	16,000
Weight on Wheels:
With engine, lbs.	1,400	3,200	4,500	7,100	9,500	15,000
With eng. and boiler, lbs.	4,000	6,000	8,800	10,300	17,000
Engine:
Size cylinder, ins.	4×4	6×6	6½×7	7×8	8×9
Rated horsepower	2	3	6	8	12	15	30
Boiler, rated horsepower	4	8	10	15	18	35
Width over all	4'-5"	5'-10"	7'-1"	7'-8"	8'-6"	9'-8"
Length over all	4'-10"	6'-9"	8'-0"	8'-10"	10'-2"	13'-6"
Height bot. sill to charging hopper	3'-4¼"	3'-5"	3'-10"	4'-7"	5'-0"	5'-9"
Additional height on wheels	9⅞"	1'-5⅛"	1'-5⅛"	6⅜"	5½"

Table XXVIII—Sizes, Capacities and Horsepowers of Cropp Mixers.