technology and trends of prestressed concrete floors

Procedia Engineering 65 (2013) 107 – 112 Available online at www.sciencedirect.com 1877-7058 © 2013 The Authors. Published by Elsevier Ltd. Open access under CC BY-NC-ND license. Selection and peer-review under responsibility of University of Zilina, Faculty of Civil Engineering, Department of Structures and Bridges doi:10.1016/j.proeng.2013.09.019 ScienceDirect &RQFUHWH DQG &RQFUHWH 6WUXFWXUHV &RQIHUHQFH 7HFKQRORJ\ DQG 7UHQGV RI &RQFUHWH ,QGXVWULDO )ORRUV 3HWU 0\QDUþtN D D 9â% ±78 2VWUDYD )DFXOW\ RI FLYLO HQJHQHHHULQJ 'HSDUWPHQW RI VWUXFWXUHV /XGYtND 3RGpãWČ 2VWUDYD ±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© 2013 The Authors. Published by Elsevier Ltd. Open access under CC BY-NC-ND license. Selection and peer-review under responsibility of University of Zilina, Faculty of Civil Engineering, Department of Structures and Bridges

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prestressed concrete

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Procedia Engineering 65 ( 2013 ) 107 112

Available online at www.sciencedirect.com

1877-7058 2013 The Authors. Published by Elsevier Ltd. Open access under CC BY-NC-ND license.Selection and peer-review under responsibility of University of Zilina, Faculty of Civil Engineering, Department of Structures and Bridgesdoi: 10.1016/j.proeng.2013.09.019

ScienceDirect

2013 The Authors. Published by Elsevier Ltd. Open access under CC BY-NC-ND license.Selection and peer-review under responsibility of University of Zilina, Faculty of Civil Engineering, Department of Structures and Bridges
http://creativecommons.org/licenses/by-nc-nd/3.0/http://creativecommons.org/licenses/by-nc-nd/3.0/
108 Petr Mynark / Procedia Engineering 65 ( 2013 ) 107 112
109 Petr Mynark / Procedia Engineering 65 ( 2013 ) 107 112
110 Petr Mynark / Procedia Engineering 65 ( 2013 ) 107 112
111 Petr Mynark / Procedia Engineering 65 ( 2013 ) 107 112
112 Petr Mynark / Procedia Engineering 65 ( 2013 ) 107 112