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ST0301A-CN100621 Page 1 of 1 Keith Marvin - Bethel Road II - Bridge Construction From: Caleb Thornhill <bct@freese.com> To: Engineer <Engineer@ci.coppell.tx.us>, Keith Marvin <KMARVIN@coppelltx.gov> Date: 6/23/2010 9:17 AM Subject: Bethel Road II - Bridge Construction CC: CPL03243 <CPL03243@freese.com>, Tony Diaz <AD@freese.com> Terry/ Dean, Response to Request for Information  RFI 004 The request to shorten toe wall is DENIED due to possible erosion from stream flow. o Response to submittals North Texas Bridge – Bethel Rd Walls Coppell 1.pdf 1.Mix Designs Class C, S, A, B and C (Drilled Shafts) – Class A and S approved. Request to use Class A instead of B for RipRap- APPROVED o Request to use Class S for all concrete including Drilled Shafts-APPROVED o 1.Note that Classes B and both C mix designs were not reviewed and will not be used in this project. Class C for Drilled Shafts was Mix # 1851 with a 28-day strength of 3600 psi and Class S was the identical mix (#1851) with 4000 psi as its 28-day strength. We can’t approve the same mix for different strengths so we are approving Class S as noted above. Gradation for mixes – Filed as received o Admixtures o Plastiment – Approved  Plastocrete - Approved  Sika – Approved   062210 Wall N Tx Bridge.pdf Wall limits have been revised. Sheet GR-1 (14 of 80) has been updated and will be submitted to the city. o Engineer’s estimated revised wall quantity is 3,525.65 SF. Original quantity was 3220 SF. Call me with any questions you might have. B. Caleb Thornhill P.E. Project Manager Freese and Nichols, Inc. Main: 214-217-2200  Direct: 214-217-2282  Fax: 214-920-2565  Email: bct@freese.com  This electronic mail message is intended exclusively for the individual or entity to which it is addressed. This message, together with any attachment, may contain the sender's organization's confidential and privileged information. The recipient is hereby notified to treat the information as confidential and privileged and to not disclose or use the information except as authorized by sender's organization. Any unauthorized review, printing, retention, copying, disclosure, distribution, retransmission, dissemination or other use of, or taking of any action in reliance upon, this information by persons or entities other than the intended recipient is prohibited. If you received this message in error, please immediately contact the sender by reply email and delete all copies of the material from any computer. Thank you for your cooperation. file://C:\Documents and Settings\radloo\Local Settings\Temp\XPgrpwise\4C21D120City_...1/21/2011 Page 1 of 1 Keith Marvin - Bethel Rd - Changing riprap toewall depth From: "Dean Dumke" <deand@JRJPaving.com> To: "Keith Marvin" <kmarvin@coppelltx.gov> Date: 6/21/2010 6:46 PM Subject: Bethel Rd - Changing riprap toewall depth CC: "Caleb Thornhill" <bct@freese.com> Attachments: RFI 004 Changing Riprap Toewall.pdf Keith, Attached you will find the RFI 004 regarding toewall depth. I have researched and included what the plans call out. North Texas Bridge would like to change to 1’, instead of standard. Please let me know what the structure engineer thinks regarding this change. Thank you, Dean Dumke Sr Project Manager 469-223-7879 JRJ PAVING, L. P. _______________________ file://C:\Documents and Settings\radloo\Local Settings\Temp\XPgrpwise\4C1FB3A0City_...8/13/2010 ÖÎÖ ÐßÊ×ÒÙô ÔÐ ïèðë Î±§¿´ Ô¿²»ô Í¬» ïðé Ü¿´´¿ô ÌÈ éëîîç Ð¸±²»æ øîïì÷ ìêêóèíìð Ú¿¨æ øîïì÷ ìêêóèíëî Î»¯«»¬ º±® ×²º±®³¿¬·±² éÎÕ»·¬¸ Ó¿®ª·² ÷ÜÅ Ü»¿² Ü«³µ» êñîïñîðïð ÷ËÎÐùÜÉØ æ íËÎÓØÚÉïðïïî ó Þ»¬¸»´ Î±¿¼ ×× íÜÖØÊ ï êñîíñîðïð úúëØÉÈËÏ ÛÄ èËÖØÏÉ È ÷ÎËëØÇÔØÆ È íÑØÜÊØëØÍÑÄ íÑØÜÊØúÎÐÐØÏÉ íÑØÜÊØëØÚÄÚÑØ Õ»·¬¸ô Ð»® ±«® ¼·½«·±² ·² ¬¸» º·»´¼ô Ò±®¬¸ Ì»¨¿ Þ®·¼¹» ©±«´¼ ´·µ» ¬± ¿´¬»® ¬¸» ¬±»©¿´´ ¬± ï ·²½» ·¬ ©·´´ ¾» ·² ïððû ®±½µò Ð»® ÝÎÎ Ü»¬¿·´ Í¸»»¬ô ¬¸» ¬±»©¿´´ ±º ¬¸» ½±²½®»¬» ®·° ®¿° ½¿´´ º±® ¿² ÎÎç ¿¬ íòð ±² ±¬¸»® »³¾¿²µ³»²¬ ¿²¼ ¿² ÎÎè ¿¬ ïê ±² ¬®»¿³ ½®±·²¹ò ß¬ Ò±®¬¸ Ì»¨¿ Þ®·¼¹» ®»¯«»¬ô ¬¸»§ ©±«´¼ ´·µ» ¬± µ²±© ·º ¿ ï ¬±»©¿´´ ©±«´¼ ¾» ¿½½»°¬¿¾´»òò Ì¸¿²µ §±«ô Ü»¿² Ü«³µ» . . . . . . . . . . . . . . . . . . . . . . . . . . . .