Service Star-CS060228February 28, 2006
City of Coppell
255 Parkway Blvd.
Coppell, TX 75019
ATTN: Chadene La Mattina, E.I.T.
Reference:
Comment Letter Dated: January 13, 2006
Vista Point II/Lot 4, Block A Construction Plan Review Comments
Dear Ms. La Mattina:
In response to your comment letter dated January 13, 2006, all issues have been addressed as
per your request with the following responses to your comments:
General
1. Drawings SD-1 through E1.0 should be removed from the submitted set. Additionally, Landscape
and Irrigation Plans should be removed from the civil set. Those plans are not reviewed or
approved by the Engineering Department. They should be submitted to the Building Inspections
Department for approval. These sheets have been removed per your reques~
Dimensional Site Plan, C1.1
1. A typical parking space should be nine feet wide by 19 feet long. Verify that the conditions of the
zoning ordinanca are met for any excaptions. AIIparkingstallshavebeenrevisedtorneetthe
9 feet wide by f9 feet long size requiremer~
Site Paving Plan, Cl.2
1. Paving General Notes 6 and 16: Refer to the City of Coppell Standard Details for the minimum
requirements for lime stabilized subgrade. List this requirement, or the requirement of the
referenced geotechnical report, whichever is more stringent. Perthegeotechnicalreportthet
was prepared for this site by HBC Terracon (Report No. 94035248) "rigid (concrete)
pavements may be placed on unstabilized compacted subgrade". Therefore, no lime
stabilization has been shown forthe paving on this site. Upon request Pate can furnish a
copy of this report.
2. Paving General Note 8: Pavement section and construction details should be found within the
City of Coppell Standard Details. Note 8 has been removed. Note 4 has been modified to
specify that all work shall adhere to City standards and specifications.
Paving General Note 10: Refer to the City of Coppell Standard Details in addition to the
geotechnical report and NCTCOG standards. Note 4 has been modified to specify that all
work shall adhere to City standards and specifications.
The "Ex. Sidewalk" has not yet been installed. Coordinate the installation of the sidewalk. This
sidewalk is part of the contract forthe Vista Point II overall development and was depicted
on sheet C4. f of the plans as prepared by Pacheco Koch and approved by the City of
Coppell. We expect that the installation of this sidewalk will be enforced by the City of
Coppell per the previously approved construction plans.
DALLAS · 8150 BrooRriver Drive, Suite S 700 · Dallas Texas 75247 ° T: 214.357.2981 F: 214357.2985 1oll Free: 866.533.PATE (7283)
www pateeng.com
City of Coppell - Vista Point II/Lot 4 Block A
February 28, 2006
Page 2
On-Site Paving and Construction Details, C1.3 and Ct.4
1. All details on this sheet and in the construction plans, which are included in our Standard Details,
should be removed from the plans. The only details to be included in these plans are details that
are revised and specific to the project. The contractor is required to have a copy of the City of
Coppell Standard Details on the job site at all times during construction. This comment has
been addressed and all details which are included in City of Coppell Standard Details have
been removed.
Grading Plan, C2.1
1. Vedfy that the elevations at the driveway tie-ins correspond with the actual field elevations of the
new paving on the adjacent lots. The existing spots shown have been field verified.
Grading Note 19: Moisture range should be 0 to +4% of the optimum moisture content. Moisture
range has been specified as 0 to +3% of the optimum moisture content to meet
geotechnical report recommendations as referenced in comment number f of the site
paving plan Cf.2 comments.
Drainage Area Map, C3.1
1. Show the existing storm-drain system in gray-scale on this sheet.
been added in gray-scale to this sheet.
Existing storm drain has
Runoff from drainage areas OS1 and OS2 should be collected and conveyed to the storm water
system on site. Runoff from OS2 is in compliance with the overall drainage area map that
was approved as part of the overall development plans as prepared by Pacheco Koch and
approved bythe City of Coppell. Runoff from 0S1 has a post-developed ~OO year runoff of
only 0.6 cfs and will enter the existing ~ 8" stub at the northeast corner of the property.
Add a column to the Drainage Calculation Table listing the discharge point for each drainage
area. The requested column has been added to the drainage calculation table.
Utility Plan, C4.1
1. Show the irrigation meter and size on this sheet. Irrigation meter and size have been shown
on this sheet.
2. Show the fire lane on this sheet. Firelane has been shown on this sheet.
3. Show the location of the FDC on this sheet. The FDC should be within 50 feet of a fire hydrant
and on the same side of the fire lane as the fire hydrant. FDC has been shown on this sheet
and is located at the southeast corner of the 6,004 square foot building.
Fire hydrants should be spaced no more than 300 feet apart along the fire lane. Fire hydrant
location and spacing are per the overall development plans as prepared by Pacheco Koch
and approved by the City of Coppell. Ail existing fire hydrants are located such that all
points on the buildings fall within a 300' radius of the existing fire hydrants.
2006-02-28 CiTY REVIEW COMMENTS #1 .DOC
DALLAS · 8150 Brookriver Drive, Suite S 700 · DQJlC~Sr Texas 75247 · i': 214.357.2981 F: 214.357.2985 Toll Free: 866.533.PA1'E {7283)
www.pateeng.com
City of Coppell - Vista Point II/Lot 4 Block A
February 28, 2006
Page 3
5. Add two manholes to the sewer lines at the locations indicated in the mark-ups.
manholes have been added to the sanitary sewer line.
These
6. Utility Note 12: Water mains shall be PVC C900, DR14, Class 200 for lines that are 10-inch
diameter and smaller. Water main material has been specifled per your commerrt.
7. Utility Note 16: Fire hydrants should be three to six feet behind the curb. This note has been
adjusted per your comment.
If you have any questions or comments regarding this submittal please do not hesitate to contact
either Bdan Dench or myself in our Dallas office.
Sincerely,
PATE ENGINEERS, INC.
2(XI6-02-28 CITY REVIEW COMMENTS #1 .DOC
DALLAS · 8150 Brookriver Drive, Suite S 700 · Dallas, Texas 75247 * T: 214.3572981 F: 214.357.2985 Toll Free: 866.533.PATE (7283)
www.pateeng.com