wsdot-route-utils

Utilities for working with Washington state route identifiers.

Get from NPM

npm install --save wsdot-route-utils

Sample

Load module

JavaScript

ES5

let wsdotRouteUtils = require('wsdot-route-utils')
let RouteDescription = wsdotRouteUtils.RouteDescription

ES2015

import { RouteDescription } from 'wsdot-route-utils'

Get info about a route ID

const srid = '101COABERDN'
let desc = new RouteDescription(srid)
console.log(desc.sr) // '101'
console.log(desc.rrt) // 'CO'
console.log(desc.rrq) // 'ABERDN'
console.log(desc.rrtDescription) // 'Couplet'
console.log(desc.rrqDescription) // 'Aberdeen' (description may sometimes be just the same as `rrq`).
console.log(desc.mainlineConnectionMP) // null
console.log(desc.shield) // 'US'

const srid = '005R109958'
let desc = new RouteDescription(srid)
console.log(desc.sr) // '005'
console.log(desc.rrt) // 'R1'
console.log(desc.rrq) // '09958'
console.log(desc.rrtDescription) // 'Off Ramp, Dec'
console.log(desc.rrqDescription) // 'at milepost 99.58'
console.log(desc.mainlineConnectionMP) // 99.58
console.log(desc.shield) // 'IS'