Suspension bridge major wire-cable suspension bridge was the in Philadelphia, Pennsylvania. Designed by Charles Ellet, Jr. and completed in 1842, it had a span of 109 m. Ellet's Niagara Falls Suspension Bridge (1847–48) was abandoned before completion. It was used as scaffolding for John A. Roebling's double decker railroad and carriage bridge (1855). The Otto Beit Bridge (1938–39) was the first modern suspension bridge outside the United States built with parallel wire cables. The main forces in a suspension bridge of any type are tension in the cables and compression in the pillars. Since almost all the force on the pillars is
Pontoon (card game) are regular 52-card decks, minus the ten-spot cards. Cards Two to Nine count 2 to 9 respectively, courts 10 each, Aces 1 or 11, depending on what is better for the hand. Pontoon has similar rules to Spanish 21, with some notable differences, listed below. Despite the player disadvantage of rules 2–9, on average, the house edges for Pontoon are lower than for Spanish 21, because rule 1 is so profoundly player advantageous. The rule differences mean that there are several significant strategy differences between Spanish 21 and Pontoon. In summary, BB+1 is a loss of one bet per box,