298 



AMOUNT OF STONE BROKEN. 



McAclam stone by stone breaker 8,848 cu. yds. 



Telford " hand 6,627 " 



Spall " " 11,437 " 



Total 26,912 " 



MATERIAL MOVED. 



Total to 

 During 1868. Jan. 1st, 1869. 



For grading and shaping drives, bridle- 

 roads, walks, meadows, and slopes. .Cub. yds. 52,247 271,526 



For lakes, pools, and streams " 218,309 354,922 



For Plaza " 2,000 172,355 



For sewers and drains " 14,074 53,164 



Soil " 80,535 330,012 



Peat " 1,281 46,020 



Clay " 3,038 27,876 



Manures and compost " 14,613 25,400 



Stone " 11,749 63,961 



Gravel and sand " 53,287 60,220 



Miscellaneous " 893 14,624 



Total cubic yards 452,026 1,420,080 



ENGINEER CORPS. 



The general organization of the Engineer Corps remains as dur- 

 ing previous years. The Assistant Engineers, Mr. Wilson Crosby, 

 Mr. James C. Aldrich, and Mr. L. Y. Schermerhorn, with Mr. T. P. 

 Kinsley at Fort Greene, during the progress of that work, have been 

 constantly and actively employed, and have given careful and valu- 

 able service, and the corps generally has performed its duties with 

 energy and ability. 



Accompanying this report will be found a map showing the 

 general progress of the work ; a map showing the drainage system 

 as executed, and a map showing the water distribution, as far as 

 completed. 



Kespectfully submitted, 



JOHN BOGART, 

 Assistant Engineer in Charge. 



