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WOODEN TRESTLE REPLACED WITH STONE, IRON AND SEWER PIPE.

Amount of timber used in renewal of wooden bridges during the

year (B. M.).

Lineal feet of trestle replaced with earth during the year..

Timber culverts replaced with stone

Timber culverts replaced with sewer pipe.

Timber culverts replaced with iron pipe

BRIDGES, CULVERTS, CATTLE GUARDS, ETC., IN IOWA.

9,030,683

14,668

76

47

243

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Iron and steel truss bridges less than 100 feet in length...
Wooden trestle and pile bridges..

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Iron trestle.

13

6,029

Arch culverts and viaducts, with 20 feet opening or more.
Arch culverts and viaducts with less than 20 feet..

18

266

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The maximum net weight of freight in a train is reported as 250 tons, which would be about fourteen loaded cars. It has been the generally received opinion that a maximum should be at least equal to twenty loaded

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Highest average rate of speed reported for passenger trains is 32 miles.
Lowest rate of speed reported for freight trains is 9 miles.

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This table has no report from the C., B. & Q. and its proprietary

lines, all information being refused. It is in error by the amount of tonnage of that system.

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The above table is incomplete by the amount of the tonnage of the

C., B. & Q. and its proprietary roads, they having refused to furnish any information with regard to the division of tonnage, or in fact anything bearing upon the tonnage of the line.

32,803

47,705

37,673

165,368

137,357

72,587

45,805

103,690

99,029

785,979

585,123

15,936,906

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72,213,171

1.95

2.50

2.00

Number of miles run

Average cost of coal per ton.......

Average cost of hard wood per cord..

Average cost of soft wood per cord

The Ames & College makes no report.

The C., B & Q., the C., B. & K. C., K. C., St. J. & C. B., St. L., K. & N. W. and the Wabash do not separate their fuel for Iowa, but report for their entire lines east of Missouri river. This report will be in excess by that amount, but will give a reasonable approximation. It shows that a ton of coal will move a train in Iowa an average of about twenty-five miles, which is one element in determining the cost of service.

CONGRESSIONAL LAND GRANTS

Section four of chapter 77 of the laws of 1878 requires the commissioners, in their report to the governor, to give the number of acres of land granted in aid of construction of roads by the United States or the State of Iowa. Also the number of acres of such land remaining unsold.

In the report for 1893 the commissioners gave a full statement of the amount of grants and the money realized from them and all matters pertaining to them; as the lands are closed out this statement will not be repeated. Any information may be obtained by a reference to the report

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