Transmission & Operations Surveys Tennessee Valley Authority The History of Surveying at TVA The Kentucky Association of Professional Surveyors 45th Annual

Transmission & Operations Surveys

Tennessee Valley AuthorityTennessee Valley AuthorityThe History of Surveying at TVA

The Kentucky Association of Professional Surveyors

45th Annual Conference & Exhibition

Dallas Sluss


KAPSKAPS

• TVA Surveying organization

• General History and metrics about TVA

• TVA Surveying History

• 1940s video

• Barry will discuss Surveying – Mapping – Legal Descriptions

2




TVA HistoryTVA History

• Federal Corporation– Created by Congress on May 18, 1933– Seven State Region (Alabama, Georgia, Kentucky,

Mississippi, North Carolina, Virginia)

– Major Offices in Knoxville, Chattanooga & Nashville, TN & Muscle Shoals, AL

General History



• Nation’s Largest Wholesale Power Producer– Generating capacity of 31,500 megawatts

– Serves 8.3 million people over 80,000 sq. miles through 158 power distributors

– Power Facilities• 3 nuclear plants• 11 coal fired plants• 29 hydroelectric dams• 6 Combined Cycle (gas)• 9 Combustion Turbines (gas)• 1 pumped storage• 17,000 miles of transmission lines

General History



• Steward of Tennessee River– Integrated Resource Management

• Land

– 480,000 acres of recreation lakes

– 47+ Reservations & Reservoirs

• Water

– 5th Largest US river system

– 11,000 miles of public shoreline

– 650 navigable miles

» 9 dams from Paducah, KY to Knoxville, TN

» 20 dams for flood control

General History



• Environment

– Soil Conservation

– Fertilization

– Fish & Wildlife Habitats

– Mosquito control (aka Vector control)

– Water Quality

General History


TVA Surveying HistoryTVA Surveying History

• Planimetric & Topographic– 7 1/2’ Quadrangle

• Cooperative arrangement with USGS

• 896± Quad sheets

– Photogrammetry• Techniques created and mastered by TVA & USGS

• Aerial Photography archive


TVA Surveying History

TVA Surveying History

Aerial Photograph

Finished Quad Map



Planimetric & Topographic



• Planimetric & Topographic– War Services (WW II)

• 500,000 sq. miles of foreign soil mapped

• 60,000 tons of elemental phosphorus used for incendiaries, smoke screens, etc. (3/5 produced)

• Cherokee Dam built in 16 months

• Peak employeement of 42,000

• Douglas Dam built in 12 months 17 days

• Major power supplier of Oak Ridge National Laboratory



• Control– Horizontal

– Vertical



Control Surveying



Control Surveying



Control Surveying



Control Surveying



Control Surveying



Control Surveying



• Reservoir / Reservation– Hydrographic

• Navigation

• Stream Gages

– Relocations• Road

• Utility

• Cemetery


TVA SurveyingHistory

Hydro-graphic



Road Relocations– Relocations

• Road



Cemetery Relocations



• Reservoir / Reservation– Cadastral

• Preliminary Land Ownership (PLO)

• Land Acquisition

– Fee

– Easement

• C - Stage

• Land Sale

• D - Stage



Cadastral Plane Table Mapping









Cadastral Field Book



Cadastral Computation Sheet



Cadastral Solar Observation



Reservation MapsLand Acquisition

C-StageLand SaleD-StageLand SaleSub-stationTrans-mission


TVA SurveyingTVA Surveying

• Equipment– Total Stations

– GPS Receivers

– Electronic Levels

– Scanner

Modern Surveying



• Survey Types– Control

– Topographic

– Engineering

– Cadastral• Land Sale

• Boundary Marking

• Land Acquisition

– Industrial Metrology

Modern Surveying



Modern Surveying



Modern Surveying



• TVA Web Site– www.tva.gov

• Map Store– 1-800-MAPS-TVA or www.tva.gov/mapstore

• Survey Control– Sheree Vincent 423-751-7644 or

[email protected]• General Surveying

– Dallas Sluss 423-751-2255 or [email protected]– Barry Savage 423-751-2880 or [email protected]

Contacts

Documents

Transmission & Operations Surveys Tennessee Valley Authority The History of Surveying at TVA The Kentucky Association of Professional Surveyors 45th Annual