numerical system
...that the United States has a numerical system of bicycle routes (similar to the system for roads and highways), which hasn't been expanded since its creation in 1982?
...that the <a href="./United_States" id="mwBQI" rel="mw:WikiLink" title="United States">United States</a> has a <b id="mwBQM"><a class="mw-redirect" href="./United_States_Numbered_Bicycle_Routes" id="mwBQQ" rel="mw:WikiLink" title="United States Numbered Bicycle Routes">numerical system</a></b> of <a href="./Bicycle" id="mwBQU" rel="mw:WikiLink" title="Bicycle">bicycle</a> routes (similar to the <a class="mw-redirect" href="./United_States_Numbered_Highways" id="mwBQY" rel="mw:WikiLink" title="United States Numbered Highways">system</a> for roads and highways), which hasn't been expanded since its creation in <a href="./1982" id="mwBQc" rel="mw:WikiLink" title="1982">1982</a>?