DOT Secretary says detailed legislative proposal should be out in third quarter of 2017.

Duties on rebar from Japan reach more than 200%.

Legislation increases highway, mass transit funding to FAST Act levels.

Construction rate has been higher than year-earlier levels in three of four months this year.

U.S. lumber producers praise Commerce Dept. action but Canada blasts it and threatens litigation.

Executive order also seeks to promote "Hire American" policy, by tightening up on H-1B visa program for skilled workers.