Public Works Standard Drawings Subcommittee Meeting Monday August - - PowerPoint PPT Presentation

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Public Works Standard Drawings Subcommittee Meeting Monday August - - PowerPoint PPT Presentation

Jun 15, 2023 22 likes •410 views

Public Works Standard Drawings Subcommittee Meeting Monday August 6, 2018 Regional Forum Room NCTCOG Construction Standards Fifth Edition Division 1000 Drawings The slides in this presentation reflect the edits discussed at the July 2, 2018

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SLIDE 1

Public Works Standard Drawings Subcommittee Meeting

Monday August 6, 2018 Regional Forum Room

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NCTCOG Construction Standards Fifth Edition Division 1000 Drawings

The slides in this presentation reflect the edits discussed at the July 2, 2018 Standard Drawings Subcommittee meeting. Slides 2 - 3: 1030 Interceptor Swale Slides 4 - 6: 1040 Diversion Dike Slides 7 - 9: 1050 Triangular Sediment Filter Dike Slides 10 - 12: 1080 Sand Bag Check Dam Slide 13 - 14: 1090 Stone Outlet - Sediment Trap Slide 15 - 16: 1110 Pipe Slope Drain Slide 17 - 20: Additional Edits - Drawing Titles

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SLIDE 3

For channel material, see Note 6

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SLIDE 4

Provide edits/additions below:

  • 9. For temporary stabilization rip-rap;

width, depth, and surface water elevation should be designed by owner

  • r owner’s representative.
  • 10. Refer to Drawing 1230A and B for

turf reinforcement mat.

  • 11. See iSWM Manual for more

information on interceptor swale.

95% Replace “grades” with “longitudinal slopes”

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SLIDE 5

See note 5

Plan view should include an “outlet flow” arrow.

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SLIDE 6

Standard Specification Reference Date Standard Drawing No.

1040B

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SLIDE 7

Provide edits/additions below:

  • 7. See iSWM Manual for more

information on Diversion Dikes.

“Refer to Item 202.7 in the Standard Specifications.” 1040C Replace “grades” with “longitudinal slopes”

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SLIDE 8

Replace 1050A with iSWM 3.32

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SLIDE 9

Standard Specification Reference

202.8 *

Date Standard Drawing No.

1050A

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SLIDE 10

Provide edits/additions below:

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SLIDE 11

Replace 1080A with iSWM 2.2

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SLIDE 12

Standard Specification Reference

202.10 *

Date Standard Drawing No.

1080A

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SLIDE 13

Provide edits/additions below:

  • 8. See iSWM Manual for more information on

Sand Bag Check Dam

202.10

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SLIDE 14

Replace 1090A with iSWM 3.30 and 3.31

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Standard Specification Reference

202.12 *

Date Standard Drawing No.

1090A

Standard Specification Reference

202.12 *

Date Standard Drawing No.

1090B

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SLIDE 16

Replace 1100 with iSWM 3.20

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SLIDE 17

Standard Specification Reference Date Standard Drawing No.

1100

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SLIDE 18

Additional Edits

Drawing Titles

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SLIDE 19
  • Area
  • Area

Exit Exit

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SLIDE 20

BLOCK AND GRAVEL BLOCK AND GRAVEL

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INLET PROTECTION-AREA INLET PROTECTION-AREA

EXCAVATED IMPOUNDMENT

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SLIDE 22
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SLIDE 23

Next Steps

Determine action items for subcommittee members and NCTCOG staff

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SLIDE 24

Next Meeting – Possible Dates

  • Sept. 10, Six Flags Conference Room
  • Oct. 1, Regional Forum Room
  • Sept. 24, Pecan Conference Room
  • Oct. 22, Six Flags Conference Room
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SLIDE 26
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SLIDE 27
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NCTCOG Construction Standards Fifth Edition Division 1000 Drawings

Slides 2 - 3: 1030A, 1030B Interceptor Swale Slides 4 - 5: 1040A, 1040B Diversion Dike Slides 6 - 7: 1050A, 1050B Triangular Sediment Filter Dike Slides 8 - 9: 1080A, 1080B Sand Bag Check Dam Slide 10: 1090 Stone Outlet, Sediment Trap Slide 11: 1110 Pipe Slope Drain *When providing comments on the following drawings, please preface edits with your initials.

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SLIDE 29

KM - Slope @ 2% or less, or add reinforcement. See note below. KM - TRM extend beyond top of bank KM - Define material better? Rock size,

  • etc. (See note 6 for

reinforcement) Which slope? KM - Per detail #

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SLIDE 30

Provide edits/additions below: JCI - The TRM should extend beyond the top of banks to match with the TRM details we already are using KM - Design by professional engineer

KM - temporary device? KM - 95% KM - recycled concrete?

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SLIDE 31

KM - slope per note? KM - Add outlet flow device KM - See note 5 KM - define

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Provide edits/additions below: KM - Bring in 2.6 from iSWM to combine

KM - at max velocity? Add info from 202.7.1

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CT - Assume this means 3” to 5” depth

KM - is this option 2? KM - Anchors in lieu

  • f rock?
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Provide edits/additions below:

CT - Should there be a maximum length?

KM - Tied together?

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SLIDE 35

CT - pipe spacing 24” minimum?

KM - I’ve never seen these used like this KM - Figure 3.15, 202.10 KM - revised to filter tube KM - Any changes?

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SLIDE 36

Provide edits/additions below: JCI - Is this detal ever used? I have

  • nly used the rock check dams.

MP- We have only used the rock check dams. Easier to remove after construction is complete.\ KM - Revise to filter tube

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SLIDE 37

JCI - Is the 4’ min for the filter fabric? JCI - Water surface

  • f top of bank?

CT - 1’ minimum

KM - I don’t understand this detail. Need plan review? KM - where is the outlet?

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SLIDE 38