Assertion: highway's section | /r/HasProperty | improved
Facets:
Source sentences:
text: The 47-mile (76 km) highway was initially unpaved and characterized as rough and narrow, and several sections were improved or bypassed in the 1910s.
text: The remaining section of the highway within Columbia National Forest was improved and paved by the federal Bureau of Public Roads in the late 1930s for $1.2 million (equivalent to $17.4 million in 2018 dollars).