encyclopedia

REGION

the geographical area that is based on local needs for sharing information and coordinating operational strategies in order to address transportation problems. The size of the region should be chosen to optimize integration of transportation systems by fostering the exchange…

REGIONAL COUNCILS OF GOVERNMENT PLANNING ORGANIZATIONS

Regional councils of governemnt are multipurpose, multijurisdictional, public organizations. Created by local governments to respond to federal and state programs, regional councils bring together participants at multiple levels of governments to foster regional cooperation, planning and service delivery. They have…

REGIONAL GROWTH MODEL

A model used to estimate land uses in a region. (TRB)

REGIONAL IMPROVEMENT PROGRAM

One of the state funding programs, it is also known as “Regional Choice.” It is a flexible funding program developed by the MTA and submitted to the California Transportation Commission for their approval. 75% of State transportation improvement funds are…

REGIONAL INTEGRATION of INTELLIGENT TRANSPORTATION SYSTEMS

RIITS is a Metro Intelligent Transportation Systems project designed to allow the regional exchange of real-time electronic traffic and transit data among transportation agencies and to share this real-time traffic information with the general public. Start-up data contributers include Caltrans,…

REGIONAL PLANNING AGENCY

Regional Planning Agency (RPA). A nonprofit, quasi-public organization whose policy board is composed of member municipal government representatives. It makes recommendations related to land use, the environment, human resources, housing, and transportation for a specific region. (TRB)

REGIONAL RAIL SERVICE (RGR)

Regional rail passenger service, usually provided by railroad agencies, that consists of electric- or diesel-powered trains on grade separated railroad lines (sometimes with protected grade crossings). (TRB)

REGIONAL REBUILD CENTER

Previously known as Central Maintenance Facility (CMF). The facility, located adjacent to the Gateway Headquarters Building, provides heavy maintenance support for bus divisions and in part for the rail divisions. In addition the facility does similar work for other public…

REGIONAL STATISTICAL AREA (RSA)

An aggregation of census tracts for the purpose of subregional demographic and transportation analysis without the Southern California Association of Governments (SCAG) area.