Redline Response Letter 001~ ° ~L~~L1~J~ ENGINEERING, INCORPORATED
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June 21, 2007
Steve Harrington, Civil Inspector,
City of Yehn Community Development Department ,
P.O. Box 479
Yelm, WA 98597
Re: SGB-OS-0531-YL Rainier View Estates Redline Response Letter
B9SELINE Job. No. 04-159
Storm Drainage Report:
I. Section 3 - A. William V. Robinson, P.E. has supervised the execution of soil logs over IO' deep
in the area of the proposed stomtwatcr inFltration pond. These soil togs identified the
soils as the free draining gravel typical in this area.
2. Sectiae 6-Each roof area will be as defined within the Storm Drainage Report.
Stormwater Maintenance Manual:
3. Reference to coma+ercial and multi family removed -Statement has been modified within the
maintenance manual.
Construction Plans:
4. N/A no redlines submitted.
5. Two monuments arc shown on Sheet I.
6. The approval block has been modified. However, per page one of the most current City of Yehn
Engineering Plan Checklist, the signature approval block states "Director of Public Works".
Shec[ ] of 14:
7. The tleariogs Examiner conditions have been added to the cover sheet.
Lantl Planning 8 Use Engineering Surveying
1910-64th Avenue West • Tacoma, WA 98466 (25's) 565-4491 Fax (253) 565-8563 Seanle (206) 824-1205
"The industry starts here"
Sheet 2 of 14:
8. Water and sewer systems meet horizontal and vertical requirements.
9. A hydrant has been addcd.
10. The lot layout has been revised to preliminary plat However, per Section 4B.140 "driveways", sub-
section (A4) of Chapter 4 (Transportation) of the City of Yelm Development Standards, clearly states:
`joint use driveways serving two adjacent parcels may be buih...and approval of the city".
Additionally, sub-section (6) states that residential driveway widths shall not exceed 24 feet.
I I. A legend has been addcd.
Sheet 3 of 14:
12. The call outs have been revised.
13. Across section has been added.
14. The temporary construction entrance has becn relocated.
I5. The telephone number has been added.
Sheet 4 of 14:
16. Notes for inlet protection were added per request.
Sheet 5 of 14:
17. N/A. Redline plans have not been released.
I8. The lots have becn regraded however, the existing max slope does not exceed I7.1 % at the edge
of BSBL for lot 3. (See # 20 below)
19. The lots have been regraded.
20. Roof downspout infiltration drywclls are proposed and do not drain towards the pond.
The grading was correct and the existing grade was left as is until further home design
information (daylight basement) for those lots becomes available.
Sheet 6 of 14:
2l. A temporary cul-de-sac has not been added. An agreement was made with the adjacent property
owner and the Hearings Examiner therefore, it is no longer required.
22. The utility crossing information have been revised.
23. The road section is drawn to scale and adheres to Detail 4-7. 3T should be measured from flow line
to flowline within the rolled curb as shown.
24. Road information has been added to the plans.
25. The storm system has been revised.
Sheet 7 of 14:
26. The storm report shows the design of the roof downspout system. The notation of the detail has been
revised accordingly.
Sheet 8 of 14:
27. The pipe has been redesigned to have a negative slope and has bccn reduced in diameter to
provide additional cover rip-rap armor is to prevent erosion caused by the impact of
precipitation to soil cover. The pipe was initially design per request of Mr. Tim Gibson, P.E.
Development Review Gngincer.
Sheet 9 of 14:
28. Stations have been added.
29. The air release has been removed.
30. The hydrant valve has been relocated.
31. The valve design has been modified.
33 Call outs for all water fittings arc shown.
33. The gate valves have been removed.
34. The air pressure valve removed.
35. The STEP system has been revised.
36. The references have been added to the profile.
37. Irrigation will have a backflow prevention system.
38. A copy of the decommissioning documents will be sent to the appropriate agency.
39. The water and sewer layout meet minimum spacing requirements.
40. Water meters have been revised.
4l. A double cheek valve assembly has bccn added.
42. The gate valve has been updated.
43. 9 tee has been ;ub,titulcd and notes have been updated accordingly-
44. The waterline is now noted as C-900 PVC, per request. However, per Chapter 6, "Water", Section
6.030-B and the table "Water Main Std. Pipe Material", listed at the end of Chapter 6, PVC, ductile
iron and concrete are all acceptable materials per City of Yelm Development Standards, revised 04/07.
45. An air assembly has been added.
46. 4S° bends have been added.
47. S.T.E.P. valve boxes are shown ]0' from water service lines.
Sheet 12 of 14:
48. A street light has not been added per sub-section 4E.020 "Design Standards" of Chapter 4
(Transportation) Section 4E-Illumination, of the City of Yelm Development Standards (04-07)
clearly states: `7nterseetions and wl-de-sacs within new residential developments will be illuminated
with one 100-watt...pole. No other illumination is required".
49. A note has been added to state PSE will perform the lighting plan.
Sheet Ll.l:
50. Sheet trees or shrubs will not be located (planted) within 3 feet of any water meter or fire hydrant per
sub-section 6.200 "landscaping, water meters and fire hydrants" from Chapter 6 - "Water," of the
City's Development Standards (04-07).
51. Street trees on "non sidewalk" side of the street will be located as shown on the civil plan set, 4' from
back of curb per local access residential road cross-section detail 4-7.
52. Details have been added.
53. Hydroseed notes have been added.
54. See notes on landscaping plan.