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Engineering News-Record 1919 March 27 Vol. 82 #13 SP Lines in MExico
Engineering News-Record 1919 March 27 Vol. 82 #13 EDGE HAS BEEN TAPED, front and back cover has some tears, small missing pieces.
Cost of Camp Utility Operation by the Construction Division of Our Army PAGE 600 BY GEORGE W. FULLER. ROADS, BUILDINGS, fire protection, electric service, heating, water-supply, sewerage and sewage treatment with grease recovery, refrigeration and railroad service.
Concrete Consistency Measured by New Devicepage 603 BY HERBERT A. DAVIS. METHOD DEVELOPED for concrete-ship work determines amount of water to use in field operations.
Engineering News-Record, Mar. 27, 1919.4 cols. I11.
Unit Costs Lowered Without Cutting Wages605
BY J. B. LIPPINCOTT.
Engineering News-Record, Mar. 27, 1919.11 cols. Ill.
Railway Engineering Association Has Active Meeting606
TENTATIVE rail specifications mark new views of quality and tests-Rail-joint test methods adopted-Proposed bridge specifications to be reconsidered-Large attendance and atmosphere of co. -
Engineering News-Record, Mar. 27, 1919.71 cols.
Zinc as an Alternative for Creosote in Treating Railway Ties609
Engineering News-Record, Mar. 27, 1919.1 col.
Progress in Study of Rail Quality610
AMERICAN Railway Engineering Association research-Deep etching of longitudinal sections of rail head brings out network of lines present before rails are straightened. Engineering News-Record, Mar. 27, 1919.31 cola.
Rail-Joint Tests Show Heat Treatment and Short Bars Advisable611
Engineering News-Record, Mar. 27, 1919.1 col.
Switching Cars Into Station Order at Large Freight Yards612
Engineering News-Record, Mar. 27, 1919.1 col.
Railway Engineers' Conference612
REPRESENTATIVES of fifty roads meet-Chief discussion on pay of chief engineer, division engineer and tapeman. (Editorial Correspondence.)
Engineering News-Record, Mar. 27, 1919.21 cola..
Additional Meteorological Data Needed by Engineers613
BY ROBERT E. HORTON.
POINTS onwhich more data or further study would be helpful, including rainfall distribution and intensity, precipitatfon and heavy floods, evaporation, vegetation, soil infiltration, temperature, run-off.
Engineering News-Record, Mar. 27, 1919.5 cols.
Licensing Laws in Oregon and Idaho-Proposed
Ohio - Bill615
UNIQUE FEATURES in Ohio and Idaho bills-Oregon law fol-. lows. Joint Committee-Iowa's proposed law.
Engineering News-Record, Mar. 27, 1919.31 cols.
Tests Determine Effect of Air in Centrifugal Pump617
BY A. P. BLACKSTEAD.
Engineering News-Record, Mar. 27, 1919.1 col. , Ill.
What and Where to Buy168
Directory of Consulting Engineers 164-168
Winter Concreting on Miami Conservancy Work 617
Engineering News-Record, Mar. 27, 1919.1 col.
Effect of Cold-Working and Rest on Endurance
of Steel618
COLD PRESSING and rolling have slight effect on results of reverse stress tests-No gain from rest periods.
Engineering News-Record, Mar. 27, 1919.2l cols." Ill.
Sanitary Service Rids Construction Camp of Influenza619
BY M. D. KAUFFMAN.
STRICT ENFORCEMENT of ordinary sanitary precautions kept intact working force on Camp Custer extension when surrounding communities were decimated by disease. Engineering News-Record, Mar. 27, 1919.5 cols. Ill.
Ditch and Road Work Combined on Drainage Project622
SPOIL from dragline and wheel excavators builds roads-Engineer uses tractor plows to break heavy surface mat. Engineering News-Record, Mar. 27, 1919.21 cols. Ill.
Indianapolis Garbage-Reduction Profits623
Engineering News-Record, Mar. 27, 1919.1 col.
Auxiliary Outlet Gate Relieves Main Gates of Dam623
BY R. C. E. WEBER.
DRILLERS on suspended platform cut opening in gate well to avoid operating main gates under high head.
Engineering News-Record, Mar. 27, 1919.2 cols. Ill.
Engineer Arbitrators Fix Value of Water-Company Property624
BY FARLEY GANNETT.
TIME AND MONEY saved by engineers on ground after their representatives had made an inventory.
Engineering News-Record, Mar. 27, 1919.31 cols.
Devastation Wrought by the Great War in Belgium, Serbia and Italy626
BY MAJOR DANIEL T. PIERCE.
Engineering News-Record, Mar. 27, 1919.81 cols.
Decay of Timber in Mexican Low Coastal Plains page 630 BY J. D. MATHEWS. INSPECTION of line of Southern Pacific Railroad in Mexico showed badly decayed condition of untreated pine. Engineering News-Record, Mar. 27, 1919.21 cols.
High Relative Temperatures of Pavement Surfaces 632
BY G. S. EATON.
THERMOMETER READINGS taken on surfacings and on the adjacent lawns show a variation of from 9 to 22 degrees. Engineering News-Record, Mar. 27, 1919.21 cols. Ill.
Editorials597
Letters to the Editor634
Hints for the Contractor637
News of the Week639
Construction News153
Index to Advertisers176
Searchlight Section64-97
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