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The paper examines the SP-05/2 outer barrier of the N2-W4-A class (the producer: Stalprodukt JSC, Bochnia) with the B-type guide bar, located on a horizontal arch to an accelerated traffic main road (Polish code: GP), with the allowable radius of the road axis belonging to the range of 140–220 m. In order to ensure accepting the TB11 crash test, a rubber/foam/composite overlay has been designed, which...
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