Washington state has very broad authority to use design-build for public procurement of public projects.
2007 legislation:
HB 1506 (pdf)
Changing alternative works provisions.
Revises alternative works provisions. Repeals provisions of chapter 39.10 RCW.
Introduced : 01/22/2007
Signed into law: 5/15/2007
HB 1849
Bill preserves the use of design-build construction on certain transportation projects; deletes the expiration date of April 30, 2008 from RCW 47.20.780.
Introduced: 1/30/2007
SB 5489 (pdf)
Changing alternative works provisions.
Revises alternative works provisions.
Introduced 01/22/2007
SB 5798
Companion bill to HB 1849. Bill preserves the use of design-build construction on certain transportation projects; deletes the expiration date of April 30, 2008 from RCW 47.20.780.
Introduced: 2/1/2007
Signed into law: 4/20/2007