Boring Test Tunnel

Boring Test Tunnel
Overview
Other name(s)	The R&D Tunnel; Hawthorne Test Tunnel;
Location	Hawthorne, California, U.S.
Coordinates	33.9218°N 118.326°W; 33.92383°N 118.3407°W; 33.9234°N 118.3444°W;
Route	West 120th Street
Start	SpaceX Parking Lot
No. of stations	3
Operation
Work begun	December 17, 2016
Opens	December 18, 2018
Operator	The Boring Company
Character	Limited access
Technical
Length	1.14 mi; 6,000 ft; (1.83 km)
No. of lanes	1
Operating speed	127 mph (205 km/h)
Width	12.5 feet (3.8 m)

The R&D Tunnel, also called the Hawthorne Test Tunnel or Boring Test Tunnel, is a 1.14 miles (1.83 km) tunnel in Hawthorne, California, for testing hyperloop and "loop-based transportation". It was completed by The Boring Company in late 2018. The single-bore tunnel was constructed during 2017 and 2018 using a 14-foot (4.2 m) diameter tunnel boring machine, giving a finished 12-foot (3.8 m) internal diameter.

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