ore catapult intends to expand its wind turbine test capabilities by constructing a new blade test facility (“btf3”), capable of full-scale testing of blades up to 150m in length, and optionally expanding to test blades up to 180m. ore catapult intends to appoint a single contractor (or consortium) to design, procure, construct and commission btf3 at its blyth site, which may comprise of a reaction structure onto which the blades are mounted, appropriate floor structures, a building to totally or partially encompass the test site and associated hydraulics, mechanical, electrical, instrumentation & control systems.