An I-beam, also known as H-beam (for universal column, UC), w-beam (for "wide flange"), universal beam (UB), rolled steel joist (RSJ), or double-T (especially in Polish, Bulgarian, Spanish, Italian and German), is a beam with an I or H-shaped cross-section. The horizontal elements of the I are flanges, and the vertical element is the "web". Jul 21, 2020 · Lopresti Construction LLC, 330 Cokesbury Rd, Lebanon, NJ holds a Home Improvement Contractor license according to the New Jersey license board. Their BuildZoom score of 91 ranks in the top 37% of 88,231 New Jersey licensed contractors. Their license was verified as active when we last checked.
IRSA is the worldwide radio sailing organization as an affiliated member of World Sailing. IRSA is dedicated to the enhancement of both current and emerging world radio sailing classes through the promotion and development of consistent class rules, measurement methods, radio yachting racing rules and advice in running major racing events.
RC beams: The RC beams have spans of 4 and 8 m, uniform dead load of 7.85 KN m'-1 in addition to the own weight of the beam, uniform live load of 12.5 KN m'-1, concrete compressive strength f c ' = 24.5 MPa, steel yield strength f y = 410 MPa, concrete cost Cc = 60 USD m-3 and cost of steel Cs = 450 USD t-1.