Оглавление
T. R. Agg. American Rural Highways
American Rural Highways
Table of Contents
AMERICAN RURAL HIGHWAYS
Chapter I
THE PURPOSE AND UTILITY OF HIGHWAYS
The Development of Highway Systems
Kinds of Traffic on Public Highways
Public Highways and Community Life
Table 1. Truck Operation Costs, from Reports by Six Motor Truck Operators, Direct Charges per Day
Indirect Charges per Day
Table 2. Overhead Charges per Year for a 5-ton Capacity Gasoline Motor Truck Running an Average of 50 Miles per Day for 240 Days per Year
Direct Charges per Day and per Mile for 5-ton Truck Operated as Above
Chapter II
HIGHWAY ADMINISTRATION
Highway Finance
Table 3. Total Cost of a Loan of $100,000 for 20 Years, Interest Compounded Annually
Chapter III
DRAINAGE OF ROADS
Types of Culverts
Chapter IV
ROAD DESIGN
The Problem of Design
Table 4. Average Tractive Resistance of Road Surfaces to Steel Tired Vehicles
Table 5. Tractive Resistances to Steel Tired Vehicles[1]
Table 6
Chapter V
EARTH ROADS
Earth Roads in Regions of Considerable Rainfall
Shaping To Proper Cross Section
Earth Roads in Arid Regions
Chapter VI
SAND-CLAY AND GRAVEL ROADS
Gravel Road Surfaces
Table 7. Showing Cementing Properties of Several Samples of Gravel
Placing Gravel
Chapter VII
BROKEN STONE ROAD SURFACES
Chapter VIII
CEMENT CONCRETE ROADS
Chapter IX
VITRIFIED BRICK ROADS
Bedding Course for Brick Surfaces
Fillers for Brick Surfaces
Expansion Joints
Construction of the Surface
Chapter X
BITUMINOUS ROAD MATERIALS AND THEIR USE
Surfaces in which Bituminous Materials are Utilized. I. Surface Treatments
II. Penetration Macadam
III. Hot Mixed Macadam
IV. Asphaltic Concrete
Chapter XI
MAINTENANCE OF HIGHWAYS
Organization for Maintenance
Maintenance of Mixed Bituminous Surfaces
Maintenance of Brick and Concrete Roads
INDEX
