Whither Satellite Remote Sensing�II�
For about six years, NASA SERTS (now called Landsat) satellites have been circling the globe, radioing back digital information on what they see on earth. After being massaged by computer,...

Making Maps by Computer�City and Utilities Team Up in Pioneer Effort
There is heavy duplication of map making and maintenance�as many as 68 different maps of the same area were counted in the Vancouver, Canada, suburb of Burnaby. This, and the fact that...

Mapping America is Never-Ending Task for USGS
For its first topographic surveys, begun in 1879, USGS measured distances by counting revolutions of a wheel, ran traverses by chain and compass, and used a barometer to determine elevations....

Flood Studies Led to National Flood Insurance
Federal responsibility for flood insurance was decreed by Congress in 1956, after it realized that the private insurance could not alone bear the risk. Flood-plain management, a prerequisite...

Let's Keep It In The Family
One of the most important challenges owners of private business will eventually encounter is the question of ownership succession. Unless the business owner provides the mechanism for...

450 Miles of Rail Line Mapped in Nine Months
Working under one of the largest single contracts for survey services ever awarded, two Washington, D.C. survey companies lead a group of thirteen land and aerial survey firms in mapping...

Making Maps by Computer
For making maps, digitizer-computer-plotter systems are increasingly popular. Here are case histories of three applications�by Brooklyn (New York City) Union Gas. Co. for keeping track...

Terrain Analysis for the Trans-Alaska Pipeline
Airphoto interpretation and field reconnaissance were combined with a computer-based data bank to evaluate the diverse terrain conditions along the Trans-Alaska Pipeline because acquisition...

Automatic Surveying � Updating Canada's Control
With Litton's Auto-Surveyor system you can perform third-order surveys driving at highway speeds or flying in a helicopter. With proper planning...

City's Topographic Mapping System Saves Time, Money and is More Accurate
The city of Elgin, Ill. purchased its own topographic mapping system called Topo-Plan. The system consists of an aerial photo base map plus a transparent overlay showing 2-ft (0.60-m)...

Computer Cartography Offers County Unlimited Combinations and Considerable Savings
A Sacramento County pilot program to compare conventional scribed overlay mapping with computer cartography has shown that initial savings of nearly $6,000 per square mile result when...

Recycling Older Buildings Preserves History, Saves Money
The Alameda County Traffic Reporting and Inventory System (ACTRIS) has utilized a unique combination of diverse disciplines to produce an inventory of traffic control devices. With the...

Professional Practice of Surveying and Mapping Within Civil Engineering?Supplement to Consulting Engineering
A Guide for the Engagement of Engineering Services
Professional Practice of Surveying and Mapping Within Civil Engineering, a supplement to manual number 45, Consulting...

Definitions of Surveying, Mapping, and Related Terms
Over a period of several years, engineers worked to compile and standardize a list of terms that could be applied broadly to surveying and mapping, creating this manual, Definitions...

Horizontal Control Surveys to Supplement the Fundamental Net
Horizontal Control Surveys to Supplement the Fundamental Net is designed to introduce the method of expanding the fundamental net to persons...

Typical Plans and Forms for Use in Locating Underground Utilities
A Special Supplement to Manual of Engineering Practice No.14, the Location of Underground Utilities
This supplement to Manual number 14, Typical Plans and Forms for Use in Locating Underground Utilities, provides detailed examples of the plans...

Mapping for National Planning
This pamphlet, Mapping for National Planning, covers a wide range of subjects related to geographic mapping and national planning and development,...

 

 

 

 

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