ST0501-CS100817
(10/28/2011) George Marshall - Re: Fwd: ST05-01 Deforest RoadPage 1
From:
Keith Marvin
To:
Garza, Michael; Marshall, George
Date:
8/17/2010 4:09 PM
Subject:
Re: Fwd: ST05-01 Deforest Road
I thought we were just talking about eliminating a bunch of TxDOT detail sheets... I don't see what
difference it make where the tables are, or which symbols are used...
Keith
>>> Gsm Work <gmarshall@coppelltx.gov> 8/17/2010 4:00 PM >>>
FYI!! Not quite sure she understands some of our comments. I didn't
think we were asking them to redesign the plans but to incorporate our
typical signal design.
Sent from my iPhone
Begin forwarded message:
> From: "Kim Brawner" <kbrawner@lee-eng.com>
> Date: August 17, 2010 3:41:42 PM CDT
> To: "'George Marshall'" <gmarshall@coppelltx.gov>
> Cc: "'Dharmesh Shah'" <dshah@lee-eng.com>, "'Lowell DeGroot'" <ddegroot@burnip.com
> >
> Subject: RE: ST05-01 Deforest Road
>
> George,
>
> Dan and I have met to review the traffic signal comments. Thank
> you for the specifications that you forwarded. We will modify the
> technical specifications to incorporate the City's pay items. We do
> have a couple of questions that we need clarification on:
>
> 1. This traffic signal layout that we originally utilized to
> establish the sheet layouts was based on a previously completed
> project: Sandy Lake Road - Phase 1 (North Coppell and Sandy Lake).
> We met on March 26 in your office with our preliminary plans and on
> April 6 in the field, the modified layout sheets were not discussed
> at either meeting.
>
> 2. Because the project is at 95% review, making major
> modifications at this stage is difficult. We have reviewed the
> sample plan set and all of the information shown in the sample plan
> set is shown in our plans. Actually, our plans sheets show more
> information than the sample plans set. We can relocate design
> tables as shown in the Sandy Lake at Riverchase signal plans. We
> would like to continue to utilize the existing legend and symbols
> since it would require major rework to match them with the sample
> plan set.
> 3. Can you forward a copy of the City of Coppell signal pole
> detail sheets? We will incorporate the revised detail sheets.
>
> We have also read your technical specs for mast arm pole assembly
> (Page 6-6-13) and have a few questions. The specifications say in
> accordance with the "American Association of State Highway and Trans
(10/28/2011) George Marshall - Re: Fwd: ST05-01 Deforest RoadPage 2
> portations Officials", but it does not specify which AASHTO version
> nor is there a design detail sheet. The contractor and the pole man
> ufacturer would not know which version of AASHTO specifications to u
> se. Does the City have an on-call contract with a pole manufacturer?
> 4. We also wanted to raise awareness of a possible issue. Dan
> let us know that city has decided to replace the existing ADA ramps
> on the west side of the intersection. Dan is going to forward us
> the ADA ramp modifications that he has completed. Hopefully, the
> signal layout can be modified without the addition of extra poles.
> Additional poles (and design) may be necessary if we cannot
> accommodate the ADA ramps within the existing design. Once we
> review the changes, we will know more.
>
> Kimberly Brawner, PE, PTOE
> Project Engineer
> Lee Engineering, LLC
> 3030 LBJ Freeway, Suite 1660
> Dallas, TX 75234
> Office: 972-248-3006
> Cell: 972-310-0185
> Fax: 972-248-3855
>
>
> From: George Marshall [mailto:gmarshall@coppelltx.gov]
> Sent: Tuesday, August 03, 2010 4:01 PM
> To: Lowell DeGroot; Kim Brawner
> Subject: ST05-01 Deforest Road
>
>
> Dan & Kim,
>
> Please use the attached plans & specifications with regards to the
> traffic signal on Deforest.
>
> If you have any questions, please call either me or Per.
>
> Thank You, George
>
> George Marshall, PE
> City of Coppell
> Engineering
> 972-304-3562