N.C. Department of Transportation's history, construction and use information for steel stringer and multi beam bridges

FOREWORD It took an act of Congress to provide funding for the development of this comprehensive handbook in steel bridge design. This handbook covers a full range of topics …

2012年4月23日 · Chapter 5. Floor Systems The floor system of a covered bridge is an important element of the bridge, because it supports the loads and transfers them to the trusses. To …

Bent. A type of pier consisting of two or more columns or column-like components connected at their top ends by a cap, strut, or other component holding them in their correct positions.

Sphagnum spp. - peat moss | Aquatic Plant Identification Manual for Washington's Freshwater Plants | Washington State Department of Ecology

Individual plants can vary, depending on growing conditions; some are bushy and robust, others look stringier with weak stems and few leaves. Long, trailing stems can be seen in tangled …

Application. This section covers all stairways (including standard, spiral, ship, and alternating tread-type stairs), except for articulated stairs (stairs that change pitch due to change in height …