OFFICE OF PUBLIC ROADS. 757 



Roads in Foreign Countries, and on Coke-oven Tars in the United 

 States. 



CLASSIFIED EXPENDITURES FOR 1911, BY PROJECTS. 

 Expenditures for fiscal year ended June SO, 1911, by projects. 



Appropriations: 



Salaries, Office of Public Roads $21,200.00 



Road management 16, 000. 00 



Investigating road building and maintenance 43, 000. 00 



Road material 23, 280. 00 



Administrative expenses 10, 700. 00 



Total appropriation 114, 240. 00 



Projects : 



1. Object-lesson roads 18,982.91 



2. Instruction in highway engineering 5, 363. 30 



3. Testing road materials (included in report for No. 31) 0.00 



4. Road management and accounting (included in report for 



No. 32) 0.00 



6. Lectures, addresses, and papers 10, 806. 36 



6. Special inspection and advice 7, 294. 61 



7. Dust prevention and road preservation (included in report 



for No. 30) 0.00 



8. Standardization of tests 1, 103. 37 



9. Introduction of model systems of construction, mainte- 



nance, and administration 2, 265. 00 



10. Investigation of road materials In the several States (in- 



cluded in report for No. 31) 0.00 



11. Sand-clay and burnt-clay roads (included in report for 



No. 1) 0.00 



12. Burnt-clay roads 0.00 



13. Investigation of slag 750. 00 



14. Cooperation with county newspapers (included in report for 



No. 5) 0.00 



15. Corrosion of iron and steel 250. (X) 



16. Split-log drag (included in report for No. 6) 0.00 



17. Classification of road materials (included in report for No. 



31 ) 0. 00 



18. Bibliography on roads 0. 00 



19. Administration and equipment 36,800.63 



20. Traction tests 0. 00 



21. Inspection of rural-delivery roads 0. 00 



22. Illustrated lecture, photograph, and record work 3, 356. 66 



23. Cooperation with experiment stations 0. 00 



24. Cooperation with Forest Service 0. 00 



25. Bridge investigations 1, 425. 45 



26. Bulletins 1, 491. 54 



27. Economic investigations (included in report for No. 32) _ 0.00 



28. Oil-concrete investigations 1, 563. 54 



29. Surveys 1, 997. 98 



30. Experimental roads 5,834.88 



31. Testing, investigating, and classifying road materials 7, 544. 05 



32. Road management and economic investigations 6, 518. 06 



Total expenditures 113, 348. 34 



Balance unused, statutory roll 29.01 



Balance unused, miscellaneous rolls (estimated) 862.65 



Total appropriation 114, 240. 00 



