14-Drawings.pdf
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- Solicitation number
- 25/0302
- Issued by
- Harris County, Texas
About this file
This document is a comprehensive engineering project plan for an Asphalt Rehabilitation project on Memorial Drive in Harris County, Texas, prepared by the Harris County Engineering Department. The project involves milling and overlaying Memorial Drive between San Felipe Street and West of Chimney Rock in 2024, with a total length of approximately 2.63 miles. The project is scheduled for completion in July 2025 and will maintain the existing roadway width of 24'-64' throughout the rehabilitation area. The work includes milling existing pavement, base repairs as required, and placing a new asphalt concrete surface layer.
The project is funded through Harris County and will be executed under the supervision of County Judge Lina Hidalgo and the Harris County Commissioners, with engineering oversight by Milton Rahman, P.E. The project involves standard road reconstruction techniques, including traffic control, storm water pollution prevention, and maintaining access to businesses and residences during construction. The documentation includes detailed technical specifications for pavement marking, traffic signal loop detectors, construction exits, sediment and erosion control, and comprehensive traffic management plans to minimize disruption during the rehabilitation process. The project has been assigned a UPIN (Unique Project Identification Number) of 25103MF3MT01 and is part of the county's infrastructure improvement initiatives.
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BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ASPHALT REHABILITATION - MEMORIAL DRIVE
HARRIS COUNTY ENGINEERING DEPARTMENT
COUNTY JUDGE
S
LINA HIDALGO
PRECINCT 3
JULY 2025
E
MICHAEL POST, CPA
ADRIAN GARCIA
RODNEY ELLIS
COUNTY AUDITOR
COMMISSIONER
COMMISSIONER
T
R
A H
RI
PRECINCT 1
PRECINCT 2
MILTON RAHMAN, P.E.
LESLEY BRIONES
TOM S. RAMSEY, P.E.
S
X
A
NUCO
Y T
COUNTY ENGINEER
COMMISSIONER
COMMISSIONER
PRECINCT 3
PRECINCT 4
Harris County, Texas
UPIN NO. 25103MFT01
CIVIL STANDARD PCS
PROJECT LOCATION
o290
VICINITY MAP
N.T.S.
o75
PROJECT
LOCATIONS
p610 p610 p45 p10o90 o59 p610 o75 p45 o90 p10 330 o59
KEY MAP: 490 (E,H,L,M,Q)
APPROVED:_________________________
Flood Plain Management
HCED-Permit Group
S
T
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
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Don D. Nash II
134648
PROJECT LOCATION
MEMORIAL DRIVE
SAN FELIPE ST
M
EM
O R
IA
L D R
C H
IM
N E Y
R
O C
K
R
D
07/17/2025
COH WBS # N-HC0100-0056-7
Docusign Envelope ID: 69A5A97B-1671-4D71-8461-D14252CFB116
7/29/2025
ROAD LOGS: 0393206
UPIN NO. 25103MF3MT01
PLAN AND DETAIL SHEETS
GENERAL
PROJECT SIGN
STORM WATER POLLUTION PREVENTION PLANS
SIGNING AND PAVEMENT MARKING PLANS
20A. RADIUS IMPROVEMENTS AT INTERSECTIONS
20. LOOP DETECTOR INSTALLATION DETAILS
19. STANDARD INTERSECTION LOOP DETECTOR DETAILS
18. PLAN SHEETS - MEMORIAL DRIVE (9 OF 9)
17. PLAN SHEETS - MEMORIAL DRIVE (8 OF 9)
16. PLAN SHEETS - MEMORIAL DRIVE (7 OF 9)
15. PLAN SHEETS - MEMORIAL DRIVE (6 OF 9)
14. PLAN SHEETS - MEMORIAL DRIVE (5 OF 9)
13. PLAN SHEETS - MEMORIAL DRIVE (4 OF 9)
12. PLAN SHEETS - MEMORIAL DRIVE (3 OF 9)
11. PLAN SHEETS - MEMORIAL DRIVE (2 OF 9)
10. PLAN SHEETS - MEMORIAL DRIVE (1 OF 9)
09. ASPHALT DETAILS
08. TYPICAL SECTION - MILL AND OVERLAY
07. OVERALL SITE PLAN
06. GENERAL PROJECT NOTES
05. GENERAL NOTES FOR PCT. 3
04. HC OFFICE OF THE COUNTY ENGINEER REVIEW SHEET
03. HCFCD REVIEW SHEET
02. INDEX SHEET
01. COVER SHEET
25. SMALL SIGN DETAILS
24. WORK ZONE DETAILS
23. TCP (ONE-LANE TWO WAY OPERATION)
22. TCP (RIGHT LANE CLOSURE)
21. TCP (LEFT LANE CLOSURE)
29. SWPPP DETAILS
28. SWPPP - MEMORIAL DRIVE (3 OF 3)
27. SWPPP - MEMORIAL DRIVE (2 OF 3)
26. SWPPP - MEMORIAL DRIVE (1 OF 3)
TRAFFIC CONTROL
31. PAVEMENT MARKINGS (2 OF 2)
30. PAVEMENT MARKINGS (1 OF 2)
32. PROJECT SIGN
DRAWN BY:
DESIGN BY: SCALE:
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
INDEX SHEET
NONE
7/17/2025
07/17/2025
03 32
DON D. NASH II, P.E.
1 32
07/17/25
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
07/17/2025
Asphalt Rehabilitation - Memorial Drive between San Felipe and West of Chimney Rock - 2024
2504300142
PMM
2504300140 2504300142 04
21-24
10,13
DON D. NASH II, P.E.
1 32
07/17/25
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
NO PSWQF REQUIRED
DRAWN BY:
DESIGN BY: SCALE:
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
TRAFFIC AND PEDESTRIAN RAIL IS SPECIFIED.
USE THE MAXIMUM ALLOWED SPACING BETWEEN RAIL POSTS WHERE THE COMBINATION OF5.
NON-PAVED AREAS.
MANHOLES SHOULD BE FLUSH TO NO MORE THAN 3" ABOVE SURROUNDING GROUND IN4.
CONSTRUCTION OR RELOCATION AND OBTAIN WRITTEN PRECINCT APPROVAL FOR THE WORK.
AUTHORIZED BY ENGINEER" OR "EXTRA WORK ITEMS" CONCERNING FENCE OR GATE
PROVIDE PRECINCT 3 WITH A DRAWING OR DESCRIPTION FOR ANY PROPOSED "AS3.
RELOCATIONS.
(713) 274-0930, TWO WEEKS PRIOR TO CONSTRUCTION FOR TREE AND LANDSCAPING
TREES. CONTRACTOR SHALL CONTACT PRECINCT 3 PARKS ADMINISTRATION OFFICE AT
ANY TREE DESIGNATED FOR PRESERVATION. CONTRACTOR IS RESPONSIBLE FOR SUCH
TREE PRESERVATION - CONTRACTOR SHALL PROVIDE PRECINCT 3 WITH CLEAR ACCESS TO2.
REASONABLY CLEAN.
DELIVERY ARRANGEMENTS. ALL SIGNS MUST BE REMOVED FROM POLES AND RETURNED
AT 4603 SPRING CYPRESS ROAD, SPRING, TEXAS 77388. CALL 713-274-3100 TO MAKE
PRECINCT 3 SHALL BE DELIVERED AT NO EXTRA PAY TO THE SPRING SERVICE CENTER
ALL TRAFFIC SIGNS (STOP SIGNS, SPEED LIMIT SIGNS, ETC.) THAT ARE REMOVED IN1.
ACCORDINGLY AND BECOME PART OF THE CONTRACT DOCUMENTS.
BASIS FOR A "CHANGE IN CONTRACT" TO REVISE THE TRAFFIC CONTROL BID ITEMS
OF TEXAS. UPON APPROVAL BY HARRIS COUNTY, THE ALTERNATIVE PLAN SHALL BECOME THE
AND SIGNED & SEALED BY A PROFESSIONAL ENGINEER LICENSED TO PRACTICE IN THE STATE
DAYS PRIOR TO THE PROPOSED IMPLEMENTATION DATE. THE TCP SHALL BE DRAWN TO SCALE
SUBMIT THE ALTERNATIVE TCP TO THE COUNTY FOR APPROVAL NO LESS THAN 10 WORKING
IF THE CONTRACTOR CHOOSES TO USE A DIFFERENT TCP, HE/SHE SHALL PREPARE AND
AND IMPLEMENTED, UNLESS OTHERWISE DIRECTED BY THE ENGINEER.
THE BASIS OF ESTIMATION FOR THE TRAFFIC CONTROL BID ITEMS, AND IS TO BE UTILIZED
IS TO DOCUMENT A VIABLE TCP THAT CAN BE UTILIZED TO CONSTRUCT THE PROJECT. IT IS
7. THE PURPOSE OF THE CONSTRUCTION SEQUENCE AND TRAFFIC HANDLING OUTLINED HEREIN
TRAFFIC CONTROL MUST BE MAINTAINED UNTIL PUNCHLIST COMPLETION.
CONTRACTOR SHALL END 10 DAYS AFTER SUBSTANTIAL COMPLETION, ALTHOUGH PROPER
PERCENTAGE BASIS OF THE TIME INSTALLED. TRAFFIC CONTROL PAYMENTS TO THE
PROPERLY INSTALLED FOR LESS THAN A FULL MONTH SHALL BE BASED ON A
PROJECT, INCLUDING THE PUNCHLIST PERIOD. PAYMENT FOR TRAFFIC CONTROL THAT IS
6. TRAFFIC CONTROL PER THE CONTRACT IS REQUIRED FOR THE ENTIRE DURATION OF THE
OR INADEQUATE CONTRACTOR PREPARATIONS REQUIRED TO IMPLEMENT TRAFFIC CONTROL.
WILL NOT BE GRANTED FOR DELAYS CAUSED BY THE INCOMPLETE CONSTRUCTION ITEMS
INCOMPLETE CONSTRUCTION ITEMS OR PREPARATIONS ARE COMPLETED. TIME EXTENSIONS
NOT IMPLEMENT THE NEXT PHASE, STEP, OR ELEMENT OF TRAFFIC CONTROL UNTIL
PROGRESS AND ADEQUATE PREPARATIONS ARE NOT COMPLETE, THE CONTRACTOR SHALL
PRIOR TO SWITCHING TRAFFIC. IF, IN THE OPINION OF THE ENGINEER, REQUIRED
PROGRESS HAS BEEN ACHIEVED AND THAT ADEQUATE PREPARATIONS ARE IN PLACE
SHALL OBTAIN WRITTEN CONCURRENCE FROM THE ENGINEER THAT ADEQUATE PROJECT
DESCRIPTION OF THE CONTRACTOR'S PLAN AND PREPARATIONS. THE CONTRACTOR
ELEMENT, THE CONTRACTOR SHALL MEET WITH THE ENGINEER TO GIVE A DETAILED
OR THE IMPLEMENTATION OF AN ADDITIONAL, REVISED, OR NEW TRAFFIC CONTROL
5. ONE DAY PRIOR TO THE IMPLEMENTATION OF A TRAFFIC CONTROL PLAN PHASE OR STEP,
ENSURE THAT THE ROADWAY IS OPEN ON, OR PRIOR TO, THE AGREED UPON DATE.
RELATED CONSTRUCTION METHODS TO MINIMIZE THE DURATION OF THE DETOUR AND TO
PRIOR APPROVAL OF THE FIELD ENGINEER) HIGH EARLY STRENGTH CONCRETE AND OTHER
CLOSURE AND DATE THE ROAD WILL RE-OPEN TO TRAFFIC. CONTRACTOR TO USE (WITH
SIGNAGE TWO WEEKS IN ADVANCE STATING THE DATES OF THE AGREED UPON DATE OF
PLANS, IF ALLOWED, MUST INCLUDE APPROPRIATE DETOUR SIGNAGE, PUBLIC NOTICE VIA
4. DETOURS REQUIRE PRIOR APPROVAL OF THE FIELD ENGINEER AND PRECINCT. DETOUR
REQUIRED TO DIRECT TRAFFIC DURING LANE CLOSURES.
9 A.M. TO 4 P.M.) UNIFORMED PEACE OFFICERS OR FLAGGERS IN RADIO CONTACT ARE
3. LANE CLOSURES SHALL BE DURING OFF-PEAK HOURS ONLY (MONDAY THROUGH FRIDAY
DETOURS AROUND THE CONSTRUCTION SITE AND PROVIDE PUBLIC NOTIFICATION.
DIRECTION DURING WORKING HOURS EXCEPT DURING FLAGGING OPERATION OR PROVIDE
2. THE CONTRACTOR SHALL MAINTAIN AT LEAST ONE LANE OF TRAFFIC IN EACH
AND THE APPROVED TRAFFIC CONTROL PLAN. UNIFORM TRAFFIC CONTROL DEVICES
MANUAL ON CONFORMANCE WITH PART VI OF THE MOST RECENT EDITION OF THE
1. THE CONTRACTOR SHALL PROVIDE AND INSTALL TRAFFIC CONTROL DEVICES IN
PRECINCT 3 SPECIFIC NOTES
TRAFFIC CONTROL
COST TO THE CITY.
DETECTION CAMERAS. THE CONTRACTOR SHALL REPAIR/REPLACE ANY DAMAGES WITHOUT ANY
INFRASTRUCTURE, SIGNAL HEADS, SIGNAL POLES, CCTV CAMERAS, FIBER OPTIC CABLES OR
PROJECT'S LIMITS, INCLUDING, DETECTION LOOPS, WIRING AND CABLES, PEDESTRIAN
THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY DAMAGES TO TRAFFIC SIGNALS WITHIN THE1.
BEYOND THE ESTABLISHED BID ITEMS OF THE CONTRACT.
DEFINED CHECKLISTS, PROCEDURES AND/OR REPORTS AT NO ADDITIONAL COST TO THE COUNTY
SYSTEM INSTALLATION(S) AND MODIFICATION(S) REQUIRING THE CONTRACTOR'S ADHERENCE TO
SPECIFICATIONS AND/OR SPECIAL PROVISIONS RELATED TO PROPOSED TRAFFIC CONTROL SIGNAL
ACTIVATION OF TRAFFIC SIGNAL CONTROL SYSTEMS. THE PROJECT MANUAL MAY INCLUDE SPECIAL
INSTALLATION AND MODIFICATION, WHICH INCLUDES PROCEDURES AND REQUIREMENTS REGARDING
6. THE CONTRACTOR'S ATTENTION IS DIRECTED TO STANDARD SPECIFICATION ITEM 690, TRAFFIC SIGNAL
ADDRESSED PRIOR TO ACTIVATION OF THE TRAFFIC SIGNAL SYSTEM.
MEETING OR AT THE TIME THE SIGNAL SYSTEM IS ACTIVATED THAT ARE NOT OTHERWISE
ON TO COMPLETE ANY PUNCHLIST ITEMS IDENTIFIED AT THE PRE-"TURN ON" WALK-THROUGH
5. THE CONTRACTOR SHALL HAVE 10 DAYS FROM THE DATE THE TRAFFIC SIGNAL SYSTEM IS TURNED
ESTABLISHED.
TRAFFIC SIGNAL, AS IT EXISTS, IS NOT A THREAT TO PUBLIC SAFETY, A TURN ON DATE WILL BE
TRAFFIC SIGNAL HAS BEEN CONSTRUCTED IN ACCORDANCE WITH THE CONTRACT, AND THAT THE
INCOMPLETE ITEMS TO BE COMPLETED. AT SUCH TIME AS MEETING ATTENDEES AGREE THAT THE
MEETING WILL RESULT IN THE TURN ON BEING POSTPONED TO ALLOW ADEQUATE TIME FOR THE
IDENTIFIED AS BEING CRITICAL TO PUBLIC SAFETY PRIOR TO THE PRE-"TURN ON" WALK-THROUGH
TERMINATED ELECTRICAL SERVICE CONDUCTORS. FAILURE TO ADDRESS THE PUNCHLIST ITEMS
VEHICULAR AND PEDESTRIAN DETECTION, COMPLETED CABINET-TO-FIELD WIRING, AND PROPERLY
BONDING OF EARTH GROUNDS, PROPERLY ALIGNED TRAFFIC SIGNALS, FULLY OPERATIONAL
BUT ARE NOT LIMITED TO: PAVEMENT MARKINGS AND SIGNAGE, PROPER AND ACCEPTABLE
FOR THE TRAFFIC SIGNAL SYSTEM. ITEMS THAT HAVE AN IMPACT ON PUBLIC SAFETY INCLUDE, PUBLIC SAFETY WILL BE IDENTIFIED FOR CORRECTION PRIOR TO ESTABLISHING THE "TURN ON" DATE
OF RECORD, AND THE CONTRACTOR. AS A MINIMUM, ANY DEFICIENCIES THAT ADVERSELY IMPACT
PUBLIC SAFETY. THIS MEETING SHALL BE ATTENDED BY THE TRAFFIC INSPECTOR, THE ENGINEER
ACCORDANCE WITH THE CONTRACT, AND IN A MANNER THAT DOES NOT ADVERSELY IMPACT
MEETING WILL BE TO ESTABLISH THAT THE TRAFFIC SIGNAL SYSTEM HAS BEEN CONSTRUCTED IN
WALK-THROUGH INSPECTION MEETING, IN ACCORDANCE WITH ITEM 2. THE PURPOSE OF THE
4. PRIOR TO ACTIVATING A NEW TRAFFIC SIGNAL, THE CONTRACTOR SHALL REQUEST A PRE-"TURN ON"
TO COMPLETE TRAFFIC SIGNAL SYSTEM WITHIN THE TIMEFRAME SET FORTH IN THE CONTRACT.
CAUSED BY INCOMPLETE CONSTRUCTION OR INADEQUATE CONTRACTOR PREPARATIONS REQUIRED
ESTABLISHED. TIME EXTENSIONS TO THE CONTRACT TIME WILL NOT BE GRANTED FOR DELAYS
SATISFACTORILY, THE DATE OF THE PRE-"TURN ON" WALK-THROUGH INSPECTION SHALL BE
IF, IN THE OPINION OF THE TRAFFIC INSPECTOR, ALL ITEMS HAVE BEEN ADDRESSED
SHALL REQUEST THE TRAFFIC INSPECTOR REVIEW AND APPROVE ITEMS PREVIOUSLY IDENTIFIED.
CONTRACTOR HAS COMPLETED ALL INCOMPLETE ITEMS AND PREPARATIONS, THE CONTRACTOR
INCOMPLETE CONSTRUCTION ITEMS AND PREPARATIONS TO BE COMPLETED. AFTER THE
WALK-THROUGH INSPECTION MEETING WILL BE POSTPONED TO ALLOW ADEQUATE TIME FOR
PROGRESS AND ADEQUATE PREPARATIONS ARE NOT COMPLETE, THE PRE-"TURN ON"
WALK-THROUGH INSPECTION MEETING. IF IN THE OPINION OF THE TRAFFIC INSPECTOR, REQUIRED
ACHIEVED AND THAT ADEQUATE PREPARATIONS ARE IN PLACE TO SCHEDULE A PRE-"TURN ON"
VERBAL CONCURRENCE FROM THE TRAFFIC INSPECTOR THAT ADEQUATE PROGRESS HAS BEEN
THE DESIRED ACTIVATION OF ANY NEW TRAFFIC SIGNALS. THE CONTRACTOR SHALL OBTAIN
FIELD INSPECTOR, HEREAFTER REFERRED TO AS THE TRAFFIC INSPECTOR, ONE-WEEK PRIOR TO
3. THE CONTRACTOR SHALL MEET WITH THE HARRIS COUNTY TRAFFIC SIGNAL MAINTENANCE GROUPS
UNLESS OTHERWISE REQUIRED BY THE CONTRACT.
PUNCHLIST ITEMS, SHALL BE COMPLETED PRIOR TO THE ACTIVATION OF THE SIGNAL SYSTEM(S),
2. ALL ITEMS RELATING TO THE CONSTRUCTION OF TRAFFIC SIGNAL INSTALLATIONS, EXCEPT FOR
TRAFFIC SIGNAL
CONTRACTOR TO DOCUMENT EXISTING STRIPING FOR FUTURE REFERENCE.
18. REFER TO SHEETS 31 & 32 FOR PAVEMENT MARKINGS, CROSSWALK STRIPING INCLUDED.
17. MANHOLES, JUNCTION BOXES, INLETS, AND RISERS ARE TO BE PRE-CAST OR CAST IN PLACE.
USED BEFORE BORROW IS BROUGHT ON-SITE.
NEED; WHETHER FROM STORM SEWER, ROADWAY, AND/OR CHANNEL EXCAVATION, SHALL BE
ANY SUITABLE EXCAVATED MATERIAL ON THE PROJECT WHICH IS AVAILABLE AT THE TIME OF
AT A SECURED OFF-SITE LOCATION AT NO ADDITIONAL EXPENSE TO HARRIS COUNTY.
16. IT IS THE CONTRACTOR'S RESPONSIBILITY TO STOCKPILE NECESSARY MATERIAL ON-SITE OR
INCIDENTAL AND NO SEPARATE PAYMENT SHALL BE MADE.
15. THE REMOVAL OF ANY ABANDONED UTILITIES REQUIRED TO COMPLETE THE WORK SHALL BE
SCOPE OF ACTIVITIES WITHIN THE PROJECT LIMITS.
REQUIRED FOR THE PROJECT LIMITS AND DURATION, REGARDLESS OF THE CONTRACTOR'S
SPECIFICATION ITEM 560 (NO SEPARATE PAY). MOWING, MAINTENANCE, AND CLEAN-UP IS
14. MOWING, MAINTENANCE, AND CLEAN-UP OF THE PROJECT SHALL MEET THE REQUIREMENT OF
INSPECTION BY THE ENGINEER.
13. THE CONTRACTOR SHALL MAINTAIN UPDATED RED-LINED RECORD DRAWINGS ON SITE FOR
BENCHMARK AND SURVEY CONTROLS.
12. THE COUNTY OR THE COUNTY'S SURVEYOR SHALL PROVIDE A BENCHMARK OR TEMPORARY
NOTES TO BE PROVIDED TO THE ENGINEER PRIOR TO CONSTRUCTION.
11. CONSTRUCTION STAKING WILL BE PROVIDED BY THE CONTRACTOR. TWO COPIES OF STAKING
PROFESSIONAL LAND SURVEYOR FOR THE ORIGINAL PROPERTY OWNER AT NO SEPARATE PAY.
10. IRON RODS DISTURBED DURING CONSTRUCTION ARE TO BE REPLACED BY A REGISTERED
BY TRACKED EQUIPMENT.
9. PAVED SURFACES, PAVEMENT MARKERS AND MARKINGS SHALL BE PROTECTED FROM DAMAGE
WATERED-IN. NO SEPARATE PAY.
SHALL BE REPLACED WITHIN 72 HOURS OF REMOVAL AND ARE TO BE THOROUGHLY
TREES, BUSHES, SHRUBBERY AND OTHER DAMAGED PLANTINGS DESIGNATED TO REMAIN
SHALL BE REPLACED WITH LIKE-KIND OR BETTER AT THE CONTRACTOR'S EXPENSE.
DESIGNATED TO REMAIN, ANY DAMAGE CAUSED BY THE CONTRACTOR TO SUCH ITEMS,
ALSO, IF THESE ITEMS ARE LOCATED WITHIN THE PROJECT RIGHT-OF-WAY AND ARE
CONTRACTOR'S EXPENSE.
COUNTY'S RIGHT-OF-WAY, SHALL BE REPLACED WITH LIKE-KIND OR BETTER AT THE
ANY DAMAGE CAUSED BY THE CONTRACTOR TO SUCH ITEMS LOCATED OUTSIDE OF THE
WORK ITEMS OR AS OVERRUNS TO EXISTING PAY ITEMS.
DELIVERY. IN THAT CASE, PAYMENT FOR THESE INSTALLATIONS WILL BE INCLUDED AS EXTRA
MINIMUM LEVEL OF QUALITY NEEDED TO SECURE THE PROPERTY AND/OR MAINTAIN MAIL
IF THE OWNER HAS FAILED TO DO SO, THE CONTRACTOR WILL REPLACE THEM WITH THE
TO RELOCATE OR REPLACE THESE ITEMS OUTSIDE OF THE COUNTY'S RIGHT-OF-WAY.
COUNTY'S RIGHT-OF-WAY. NOTE: PRIOR TO CONSTRUCTION, THE PROPERTY OWNER WAS PAID
TRASH CONTAINERS, CULVERTS, ETC. OR SECTIONS THEREOF, THAT ENCROACH WITHIN THE
8. THE CONTRACTOR SHALL REMOVE ANY FENCES, POSTS, MAILBOXES, PLANTERS, PERMANENT
MAINTAINED THROUGHOUT CONSTRUCTION.
7. TRAFFIC INGRESS AND EGRESS FOR DRIVEWAYS AND PEDESTRIAN ACCESS FACILITIES SHALL BE
BLOCKING DRIVEWAYS OR ENTERING UTILITY EASEMENTS.
6. THE CONTRACTOR SHALL NOTIFY ALL PROPERTY OWNERS A MINIMUM OF 24 HOURS PRIOR TO
ENGINEER, SHALL DETERMINE HIS/HER LAY-DOWN AND/OR STAGING AREA LOCATIONS.
5. PRIOR TO CONSTRUCTION, THE CONTRACTOR, ALONG WITH CONCURRENCE FROM THE FIELD
BE AS GOOD AS OR BETTER THAN PRIOR TO STARTING WORK.
4. THE CONDITION OF THE ROAD AND/OR RIGHT-OF-WAY, UPON COMPLETION OF THE JOB SHALL
DEBRIS AT CLOSE OF EACH WORK DAY.
3. THE CONTRACTOR IS RESPONSIBLE FOR CLEANING STREETS OF CONSTRUCTION DIRT AND
CONTRACTOR PROPERTY, EQUIPMENT, AND WORK.
2. THE CONTRACTOR IS RESPONSIBLE FOR PROVIDING SECURITY TO PROTECT THE PROJECT SITE,
1. THE CONTRACTOR SHALL FIELD VERIFY EXISTING CONDITIONS BEFORE BEGINNING CONSTRUCTION.
GENERAL
GENERAL NOTES FOR PCT. 3
NONE07/17/2025
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
PERMANENT PAVEMENT MARKINGS NEED TO BE INSTALLED WITHIN 30 DAYS OF THE SURFACE COURSE BEING PLACED.19.
TEMPORARY TRANSITION.
ALL INTERSECTIONS MUST BE REPAVED WITHIN 72 HOURS. NO MAIN LANES SHALL BE EXPOSED TO CROSS TRAFFIC WITHOUT A 18.
AREA.
BASE REPAIRS AREAS ARE TO BE COMPLETED AS MARKED BY THE COUNTY INSPECTOR. IT'S ESTIMATED AT 20% OF THE ROADWAYS 17.
WITHIN 25 FT EITHER SIDE OF A PIPELINE UNLESS DIRECTED BY THE FIELD ENGINEER.
CONTRACTOR SHALL COORDINATE WITH PIPELINE COMPANIES TO ENSURE LETTER OF NO OBJECTION PRIOR TO PERFORMING ANY WORK 16.
SIGNAGE WITHIN TXDOT R.O.W.
CONTRACTOR SHALL COORDINATE WITH TXDOT REPRESENTATIVE PRIOR TO ANY WORK / TRAFFIC DETOURING /TRAFFIC WARNING 15.
REFER AND COMPLY WITH HARRIS COUNTY SMALL SIGN DETAILS.14.
CONTRACTOR SHALL RETURN ALL EXISTING TRAFFIC SIGNS TO PRECINCT 3 SITE.13.
STREET NAMES) ALONG THE ROADWAYS. PROPOSED SIGNS SHOULD HAVE SQUARE, YELLOW POWDER-COATED POLES.
CONTRACTOR SHALL REMOVE AND REPLACE ALL EXISTING GROUND MOUNTED TRAFFIC AND STREET SIGNS & AERIAL (TRAFFIC SIGNAL 12.
NOTIFY THE HARRIS COUNTY ENGINEERING DEPARTMENT AT LEAST TWO WEEKS PRIOR TO ANY CONSTRUCTION.
ADVANCE SIGNING SHALL BE PLACED A MINIMUM OF TWO WEEKS IN ADVANCES TO INFORM OF POSSIBLE DELAY. CONTRACTOR SHALL 11.
PROPOSED PAVEMENT SHALL BE CONNECTED TO END OF RADIUS WHEN INTERSECT WITH ANOTHER ROAD AS APPLICABLE.10.
EARTHWORKS BALANCE ZERO NET FILL MUST BE SATISFIED IN FLOOD PLAIN AREAS.9.
TRANSITION WITH EXISTING INTERSECTIONS AND DRIVEWAYS.
SPECIFIED IN DRAWING. THE NEW ASPHALT EDGE OF ROAD PAVEMENT SHALL MATCH FLUSH TO THE PROPOSED OVERLAY ASPHALT AND
CONTRACTOR SHALL MAKE VERTICAL TRANSITIONS AT THE INTERSECTIONS WITH THE ASPHALT CONCRETE SURFACE MATERIAL AS
EXISTING GRAVEL OR UNIMPROVED DRIVEWAY, RECONSTRUCT THE DRIVEWAY AS AN ASPHALT DRIVEWAY UNLESS NOTED. THE
EXISTING CONCRETE DRIVEWAYS, THE CONTRACTOR SHALL INSTALL AN ASPHALT TAPER AS NEEDED TO DAYLIGHT THE GRADE. FOR
FOR EXISTING ASPHALT DRIVEWAYS, THE CONTRACTOR SHALL MILL & OVERLAY THE ENTIRE DRIVEWAYS TO THE ROW LIMIT. FOR 8.
ACCESS TO EXISTING BUSINESSES AND RESIDENCES SHALL BE MAINTAINED AT ALL TIMES.7.
TEMPORARY TRAFFIC CONTROL SIGNS WITHIN TXDOT R.O.W.
CONTRACTOR RESPONSIBLE TO COORDINATE WITH TXDOT AND OBTAIN NECESSARY ALL REQUIRED COMPLIANCE WHEN PLACING 6.
HOURS.
CONTRACTOR SHALL WORK ON ONE SIDE OF THE ROAD AT A TIME AND SHALL PROVIDED SAFE CIRCULATION DURING NON-WORKING 5.
REFER TO HARRIS COUNTY TRAFFIC CONTROL STANDARD DETAILS FOR TRAFFIC OPERATIONS WHILE CONTRACTOR IS WORKING.4.
ROADS SHALL BE 2-10' LANES WITH A 1' WIDE PAVED SHOULDERS .
ROADWAYS THAT ARE PROPOSED TO BE 24' WIDE ROADS SHALL BE 2-11' WIDE LANES WITH A 1' WIDE PAVED SHOULDER, 22' WIDE 3.
CONTRACTOR TO CALL 811 AND IDENTIFY ALL CROSSING UTILITIES PRIOR TO COMMENCING WORK.2.
SCALES SHOWN ARE FOR HCED STANDARD 22"X34" SHEET SIZE.1.
PROJECT NOTES
* TABLE ARE APPROXIMATE LENGTH FOR EACH ROAD.
METRO CONSTRUCTION NOTES
6.
5.
4.
3.
2.
1.
SHIRLEY.MITCHELL@RIDEMETRO.ORG
CARL.TAYLOR@RIDEMETRO.ORG
TM14@RIDEMETRO.ORG
REMOVED WITHOUT APPROVAL FROM METRO.
REQUIREMENTS AS REQUIRED BY LOCAL, STATE AND FEDERAL CODE AND REQUIREMENTS. NO BUS STOP SHALL BE PERMANENTLY METRO AND SHALL RESTORE ANY AFFECTED BUS STOPS PER COH IDM AND MEET CURRENT AMERICAN DISABILITY ACT (ADA) THE CONTRACTOR SHALL PROVIDE ANY TEMPORARY BUS STOP FACILITIES NEEDED, EXCEPT FOR BUS STOP SIGNS, AT NO COST TO
713-615-7212.OR SHIRLEY MITCHELL,
713-615-7219 IMPACTING BUS STOPS AND BUS ROUTES. THE CONTACT INFORMATION IS CARL TAYLOR, THE CONTRACTOR SHALL CONTACT METRO BUS OPERATIONS A MINIMUM OF TEN (10) WORKING DAYS PRIOR TO CONSTRUCTION
SHELTERS AND SIDEWALK TO MAINTAIN ACCESSIBILITY.
TO METRO'S FACILITIES. UNIVERSAL ACCESSIBILITY WILL COORDINATE ANY PERMANENT OR TEMPORARY IMPACT ON BUS STOPS, PHONE 713-739-6861 ONE WEEK PRIOR TO CONSTRUCTION. METRO MAY ASSIGN AN INSPECTOR TO ASSURE NO DAMAGES ARE MADE
OR BY THE CONTRACTOR SHALL CONTACT THE DIRECTOR OF UNIVERSAL ACCESSIBILITY, TIM MILLS BY EMAIL AT
THE CONTRACTOR SHALL "HAND EXCAVATE" IN THE VICINITY OF COMMUNICATION AND POWER LINES FEEDING THE METRO SYSTEM.
POWER, FIBER OPTICS, COMMUNICATION, SIGNALING, HIGH VOLTAGE CABLES OR ANY OTHER METRO INFRASTRUCTURE.
PRIOR TO CONSTRUCTION THE CONTRACTOR SHALL VERIFY IN THE FIELD THAT THERE ARE NO CONFLICTS WITH OUR ELECTRICAL
TO THE CONTRACTOR.
CONTRACTOR CANNOT IMMEDIATELY MAKE THE REPAIRS TO METRO'S SATISFACTION, METRO WILL MAKE THE REPAIRS AND BILL THE COST THE CONTRACTOR SHALL BE RESPONSIBLE FOR REPAIRS TO ANY METRO FACILITIES DAMAGED DURING CONSTRUCTION. IF THE
METRO'S NOTES FOR WORK ADJACENT TO BUS STOPS
GENERAL NOTES
NONE
CITY OF PINEY POINT VILLAGE NOTES
ANY SIGNALS WITHIN CITY LIMITS SHOULD FEATURE THE CITY OF PINEY POINT LOGO, ATTACHED BELOW.
FOR YOUR REFERENCE.
THIS IS A CITY OF PINEY POINT VILLAGE STANDARD. THE RAL COLOR SAMPLE IS ATTACHED BELOW AREA WILL NEED THE POLE AND BACK OF SIGNS TO BE POWDER COATED IN RAL 6009 "FIR GREEN".
ANY SIGNAGE THAT IS REPLACED IN THE ASPHALT REHABILITATION PROJECT IN THE PINEY POINT
2.
1.
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
MEMORIA
L D
R
MEMORIA
L D
R
SAN
FELIPE RD
C H
IM
N E
Y R
O C
K R
D
V O S S R
D
CITY OF
HUNTERS CREEK
VILLAGE
CITY OF PINEY
POINT VILLAGE
CITY OF
HOUSTON
ZONE A
ZONE X
ZONE A
ZONE X
ZONE X
ZONE A
ZONE A
ZONE AE
ZONE X
ZONE X
ZONE AE
ZONE AE
LEGEND
ZONE X
500 YEAR =
100 YEAR =
FLOODPLAIN ELEVATIONS:
ZONE A
ZONE AE
RECONSTRUCTRION
PROPOSED
OVERALL SITE PLAN
1" = 600
SCALE IN FEET
200 400 600
CITY BOUNDARY
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
L PROP. PAVEMENTC
E .P
TACK COAT
ASPHALT
REQUIRED)
REPAIR (AS
8"-BLACK BASE
SURFACE (TYPE "D")
ASPHALTIC CONCRETE
PROP 2" MILLING AND 2" HMAC
BASE DEPTH VARIES
(AS REQUIRED)
8"-BLACK BASE REPAIR
AREA
SUBGRADE
EXIST
REQUIRED.
SUBGRADE REPAIR IF
SUITABLE MATERIAL FOR
E .P
PRIME COAT
ASPHALT
PRIME COAT
ASPHALT
TACK COAT
ASPHALT
L EXIST. PAVEMENTC
E .P
E .P
PAVEMENT DEPTH VARIES
EXISTING ASPHALT
DITCH
ROADSIDE
EXIST
DITCH
ROADSIDE
EXIST
PROPOSED TYPICAL SECTION (MILLING AND OVERLAY)
EXISTING TYPICAL SECTION
SCALE: 1"=1.5'
REFER TO NOTE 5
+/- 1/4"/FT+/- 1/4"/FT
SCALE: 1"=1.5'
REFER TO NOTE 5 REFER TO NOTE 5
REFER TO NOTE 5
VARIES EXIST. PAVEMENT WIDTH VARIESVARIES
VARIES MILLING/OVERLAY SURFACE WIDTH VARIES VARIES
6" MAX
REFER TO NOTE 5
TYPICAL SECTION - MILL AND OVERLAY
AS NOTED
NOTES:
1.
SHEETS 30 & 31).
CROSSWALK STRIPING - REFER TO
STRIPING, LANE STRIPING, C/L STRIPING,
PAVEMENT STRIPING DETAILS (EDGE
CONTRACTOR SHALL COMPLY WITH
EITHER SIDE OF A PIPELINE.
NO BASE REPAIR TO BE PERFORMED 25 FT
ALL UTILITY CROSSINGS.
CONTRACTOR TO CALL 811 AND IDENTIFY
WITH SUITABLE MATERIALS.
RECONSTRUCTION PROCESS AND REPLACE
MATERIALS DISCOVERED DURING
REMOVE AND DISPOSE OF UNSUITABLE
NO NET FILL IN FLOODPLAIN.
PROPOSED SURFACE TO MATCH EXISTING.
2.
3.
4.
5.
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
EDGE OF
SECTION A-A
TYPICAL DRIVEWAY
(SEE NOTE)
A
(MATCH EXIST. PVMT.)
(SEE DETAIL BELOW)
PAVEMENT
(SEE NOTE)
MATCH EXIST.
PAVEMENT.
Ri & Rd TO FIT ORIGINAL PAVEMENT
NOTE:
PROP. PVMT.
E .P
PROP. H.M.H.L.
ASPHALT CONCRETE
Ri=RADIUS AT INTERSECTION
Rd=RADIUS AT DRIVEWAY
PAVEMENT
EDGE OF
R d
Ri'
R .O
.W
E .P
PER SPECIAL SPECIFICATION
USE ASPHALT MILLINGS
W/ OVERLAY
BLADE SHOULDER FLUSH
CONCRETE OVERLAY
PROP. ASPHALTIC
& DRIVEWAY DETAIL
TYPICAL INTERSECTION
IN SLOPE
3" THK. (AVG.)
1.5' AVG.
AND SHOULDER DRESSING
TYPICAL EDGE TAPER DETAILS
TACK COAT
BASE
6" MAX. ASPH. TAPER'
2"
EXIST. ROADWAY
TYPICAL EDGE TAPER DETAIL
6" MAX.
CONCRETE SURFACE
PROP. H.M.H.L. ASPHALT
SHOULDER
EXIST.
TACK COAT
NOTES:
EDGE OF PAVEMENT.
CONTRACTOR NEEDS TO RE-SOD ANY DISTURBED AREAS UP TO THE
ALL WORK SHALL BE WITHIN EXIST. ROW
AN ASPHALT DRIVEWAY.
WITH FOR EXIST. GRAVEL DRIVEWAYS, CONTRACTOR SHALL REPLACE IT
.ASPHALT TAPER AS NEEDED TO DAYLIGHT INTO THE EXISTING DRIVEWAY
DRIVEWAYS, CONTRACTOR SHALL MAKE ANFOR EXIST. CONCRETE
OVERLAY THE ENTIRE DRIVEWAYS TO ROW LIMIT.
FOR EXIST. ASPHALT DRIVEWAYS, CONTRACTOR SHALL MILL AND5)
CUT BACK EXIST. VEGETATION 2' WIDE STRIP (MAX.).4)
3)
NET FILL IN FLOODPLAIN).
(NO FINAL ELEVATION OF SURFACE SHALL EQUAL ORIGINAL ELEVATION. 2)
DIMENSIONS. (SHEET 06) FOR PROP"LIST OF ROADS"SEE TABLE - 1)
EXIST. BASE
1" SAWCUT
TACK COAT
SEE NOTE BELOW
0" FOR 1-1/2"
20'-0" FOR 2" 15'-
TRANSITION
EXIST. BASE
OR AS SPECIFIED BY THE ENGINEER.
AT BRIDGE APPROACH SLABS AND INTERSECTIONS
* THIS TRANSITION (MILLING) SHALL BE PERFORMED
& CLEAN VERTICAL CUT.
PROVIDE SMOOTH SURFACE
CONCRETE SURFACE.
REMOVE EXIST. ASPHALT
CONCRETE SURFACE
EXIST. ASPHALT
2" SAWCUT
LONGITUDINAL TRANSITION SECTION FOR OVERLAY PAVEMENT
SEE NOTE BELOW
10'-0" FOR 1"
TRANSITION
R.O.W.
EXIST. DRWY.'
A
TACK COAT
TACK COAT
TACK COAT
TACK COAT
ASPHALT DETAILS
NTS07/17/2025
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
STANDARD INTERSECTION LOOP DETECTOR DETAILS
NONE
VARIES BY SPEED'
L B
L B
L
B
L
B
L C
L C
L
C
L
C L
D
L D
L
D
L5-1B
L5-1A
L5-2B
L2-1B
L2-2B
L5-1C
L5-2C
L2-1C
L2-2C
L2-1D
L2-2D
L2-12
L2-11
L6-2B
L6-1B
L1-1B L1-1C
L6-2D
L6-1D
L6-2C
L6-1C
L6-12
L6-11
L
B
L
B
L B
L B
L C
L
L
L
L
D
L D
L D
L C
L
C
L
C
L
L
L
LEGEND:
C O
N C
R E
T E
J O
IN
T
6'X20' DETECTOR LOOP
6'X40' DETECTOR LOOP
LOOP(EXPANSION JOINT)
6'X40' DETECTOR
6'X6' DETECTOR LOOP
VARIES BY SPEED'
100''
20'
100''
20'
VARIES BY SPEED'VARIES BY SPEED'
FOR TRAFFIC SIGNAL INSTALLATIONS
VEHICLE LOOP DETECTOR SPACING
VS. LOOP LEAD-IN LENGTH
ADVANCE VEHICLE LOOP DETECTOR SIZE
≤ 550
(FT)
LEAD-IN LENGTH
600-849
850-1099
1100-1299
1300-1549
1550-1799
1800-2000
(FT X FT)
LOOP SIZE
6 x 6
6 x 10
6 x 15
6 x 20
6 x 25
6 x 30
6 x 35
TABLE 1
TABLE 4
R.O.W.
R.O.W.
R.O.W.
R.O.W.
R .O
.W
R .O
.W
R .O
.W
R .O
.W
(MPH)
DESIGN SPEED
1ST LOOP SET
DISTANCE TO
2ND LOOP SET
DISTANCE TO
220'
260'
300'
340'
390'
460'
550'
630'
740'
110'
130'
150'
170'
195'
230'
275'
315'
370' 75 850'425'
C O
N C
R E
T E
J O
IN
T
VARIES BY SPEED'
L5-2A
L2-1A
L2-2A
20'
20'
PB PB PB PB PB
PBPBPBPBPB
P B
P B
P B
P B
P B
P B
P B
P B
P B
P B
VARIES BY SPEED'
VARIES BY SPEED'
VARIES BY SPEED'
TABLE 3
FOR DIAMOND TYPE LOOPS = 4
RECOMMENDED NUMBER OF COILS (TURNS)
FOR RECTANGULAR TYPE LOOPS
RECOMMENDED NO. OF COILS (TURNS)
1 1 1 1 1 1 1 1
11111111
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
2 2 2 2 2 2 2 2
3 3 3 3 2 2 2 2
4 3 3 3 3 3 2 24
6 8 10 12 14 16 18 20
Y"
X"
LAYOUT DETAIL
TYPICAL DIPOLE LOOP
Y"
X"SENSING LOOP
DIRECTION OF TRAFFIC
LEAD-IN WIRE
GENERAL NOTES:
1.) REFER TO TABLE 1 FOR VEHICLE LOOP DETECTOR SPACING BASE ON THE POSTED SPEED LIMIT AND/OR 85th PERCENTILE SPEED.
2.) REFER TO TABLE 3 FOR THE NUMBER OF COILS (TURNS) BASED ON THE WIDTH AND LENGTH OF LOOP DETECTOR.
3.) REFER TO TABLE 4 FOR SIZING OF ADVANCE VEHICLE DETECTOR BASE ON LEAD-IN LENGTH FROM STOP BAR.
5.) POLICE OFFICER TO CONTROL TRAFFIC AT SIGNALIZED INTERSECTION.
4.) FOR VEHICLE LOOP DETECTOR INSTALLATION REFER TO HARRIS COUNTY STANDARD DETAIL FOR "LOOP DETECTOR INSTALLATION DETAILS".
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
LOOP DETECTOR INSTALLATION DETAILS
SEE NOTE 5
PAVEMENT
W '
5/16"
1-1/2"
W
D * 5/16"
2"*
M
IN
D
W '
X' 6'' X' 3''V
IE
W
S E
E P
L A
N
LAYOUT DETAIL
TYPICAL PULSE LOOP
X'
B B
A A
6'' X' 3''
3''
3''
5''
LAYOUT DETAIL
TYPICAL PRESENCE LOOP
Y'
1''1''
TYPICAL DIPOLE LOOP LAYOUT DETAIL
X'SENSING LOOP
DIRECTION OF TRAFFIC
SECTION A-A
DIM. CONC. ASPHALT
ON MULTIPLE LOOPS
MINIMUM 3" FOR LEAD LINE
SECTION B-B
4'''
MACHINE CUT LINE
12"'
30"'
30"'
A
3"
1 1/2"
LC
B
4"
2 1/2"
DETAIL "A" DETAIL "B"
EXPANSION JOINT
REQUIRES WHEN CROSSING A
OR PLASTIC SLEEVE IS
ASPHALT SEAL, A RUBBER
WHEN USING A NON-HOT *
A'
B'
SINGLE LOOP
MULTIPLE LOOPS
WITH FIBERGLASS ROPE WHEN FILLING WITH HOT ASPHALT.
MACHINE CUT FOR THE LOOP WIRE. PROTECT LOOP WIRE
AREA REMOVED SHALL BE THE SAME DEPTH AS THE *
2"'
2"'
9.) LOCATION OF CONDUIT AND LOOP LEAD WIRES SUBJECT TO CHANGE.
8.) DETECTOR LOOP LEAD-IN CABLE FROM PULL BOX TO CONTROLLER CABINET SHALL BE 2/C #14 (IMSA 50-2).
ONE PART LOOP SEALANT (3M OR EQUIVALENT).
APPROXIMATELY ONE (1) INCH IN LENGTH EVERY TWO FEET. THESE STRIPS SHALL BE LEFT IN PLACE AND THE SLOT FILLED WITH
7.) THE LOOP WIRE SHALL BE HELD IN PLACE WITH STRIPS OF RUBBER NEOPRENE FLEXIBLE TUBING OR POLYETHYLENE FOAM
TEMPERATURE PERMITS.
6.) WHEN CUTTING IN ASPHALT, IF MACHINE CUT CLOSES DUE TO HIGH ATMOSPHERIC TEMPERATURE, CUTTING WILL BE HALTED UNTIL
5.) MINIMUM 1" CONDUIT SHALL BE BURIED A MINIMUM 30" TO PULL BOX, CONTROLLER OR POLE AS SPECIFIED IN DRAWINGS.
BEEN TUNED.
4.) THE LEAD IN WIRES ARE TO BE TWISTED A MINIMUM OF FIVE TIMES PER FOOT AND REMAIN UNDISTURBED AFTER THE LOOP HAS
OR USE RECOMMENDATIONS OF MANUFACTURER. IT MAY BE NECESSARY TO ADD MORE TURNS TO INCREASE SENSITIVITY.
LOOP DETECTOR PLACEMENT AND SIZE DETAILS OR DIAMOND INTERSECTION LOOP PLACEMENT AND SIZE DETAILS (SHEET 2 OF 2), 3.) DETECTOR WIRES SHOULD BE WOUND FOR PROPER LOOP TUNING, SEE TABLE 3 ON STANDARD DETAIL FOR STANDARD INTERSECTION
2.) CORNERS OF THE LOOP SHALL HAVE A ONE FOOT MACHINE CUT CHAMFER AT A 45° ANGLE.
1.) MACHINE CUT PAVEMENT TO DEPTH AND WIDTH RECOMMENDED IN SECTION A-A ABOVE.
GENERAL NOTES:
DELAY IN VEHICULAR TRAFFIC.
BE SCHEDULED DURING THE OFF-PEAK HOURS TO MINIMIZE DELAY SCHEDULED DURING THE OFF-PEAK HOURS TO MINIMIZE
16.) INSTALLATION OF THE LOOPS ARE TO BE MADE IN THE SHORTEST TIME PRACTICAL, NOT TO EXCEED FOUR HOURS AND SHALL
15.) PRIOR APPROVAL MUST BE ATTAINED FROM HARRIS COUNTY BEFORE LOOP WIRES CAN CROSS AN EXPANSION JOINT.
ACCEPTABLE TO THE ENGINEER.
14.) ALL CONNECTIONS SHALL BE SOLDERED. THE SOLDER JOINT SHALL BE SEALED WITH SCOTCHCAST A31 OR OTHER METHOD
OHMS AND WIRE RESISTANCE MUST BE LESS THAN ONE MEG OHM.
13.) ALL LOOPS SHALL BE TESTED WITH A MEGGER AT THE TIME OF INSTALLATION. INSULATION RESISTANCE MUST EXCEED 50MEG
INSTALLATION OF LOOP DETECTOR WIRE.
12.) THE SAWCUT SHALL BE CLEANED AND DRIED WITH AN AIR COMPRESSOR TO REMOVE ALL DEBRIS AND MOISTURE PRIOR TO
ACROSS EXPANSION JOINTS SHALL HAVE SLACK CABLE FOR EXPANSION (SEE DETAIL "A" AND "B").
11.) NO EXPANSION JOINT SLOT SHALL BE USED IN LIEU OF SAWCUT SLOTS FOR VEHICLE DETECTOR WIRE PLACEMENT. LOOPS CUT
10.) LOOP WIRES SHALL BE MINIMUM 14 GAUGE XHHW TYPE.
SEE NOTE 3
SEE NOTE 7
(3M OR EQUIVALENT
SEALANT
ONE PART LOOP
SEE NOTE 3
SEE NOTE 7
(3M OR EQUIVALENT
SEALANT
ONE PART LOOP
MACHINE CUT (REQUIRED)
SEE NOTE 4
WITH LOOP SEALANT
FILL INSIDE OF CONDUIT
1" CONDUIT
DRILLED TO FIT CONDUIT
SEALING COMPOUND
SEAL CONDUIT WITH
WIRE SURFACE
PAVEMENT
PAVEMENT SURFACE
WIRE
SEE NOTE 4
WITH LOOP SEALANT
FILL INSIDE OF CONDUIT
SEE NOTE 5
STOP BAR
SEE NOTE 1
SEE NOTE 5
SEE NOTE 2
STOP BAR
SEE NOTE 5
SEE NOTE 2
SEE NOTE 1
(#14 XHHW)
LOOP WIRE
EXPANSION JOINT
Y'
Y'
LEAD IN WIRE (TWISTED SEE NOTE 4)
SURFACE LEVEL
"2
MACHINE CUT LINE'
"2
A A B B
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
20A
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
EXIST. ROADWAY
LEGEND
SECTION
1'
DIRECTED BY ENGINEER)
(LOCATIONS, DEPTH, AND WIDTH AS REQUIRED AND
PROP. 6" CEMENT STABILIZED SAND SUBGRADE REPAIR
1'
AS REQUIRED
PROP. 6" BASE MATERIAL FOR BASE REPAIR (HC SS 7069)
PROP. 2" H.M.A.C. ASPHALT CONCRETE SURFACE (HC SS 30190)
1'
EXIST. RCP
ENGINEER)
DETERMINED BY
(LENGTH TO BE
PROP. RCP
COLLAR
PROP. CONCRETE
PLAN
INTERSECTION
EXIST.
INTERSECTION
PROP.
W C
U T
PROP. BORROW
30'R30'R
E X
IS
T
E O
P
BY THE ENGINEER)
PIPE TO BE DETERMINED
(EXTENSION OF PROP
RCPPROP.
PROP. RADIUS IMPROVEMENT
RADIUS IMPROVEMENTS AT INTERSECTIONS
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
X X
X X
(See Note 2)
24" X 24"
CW13-1P
(Flags-See Note 1)
36" X 36"
CW20-1D
36" X 18"
G20-2
L
M in s p a c i n g
D e v ic e s a t
X
36" X 18"
G20-2
(See Note 2)
24" X 24"
CW13-1P
(Flags-See Note 1)
36" X 36"
CW20-1D
X
X X
X X
M in s p a c i n g
D e v ic e s a t
LEFT LANE CLOSURE (5 LANE ROAD) LEFT LANE CLOSURE (4 LANE BOULEVARD ROAD)
X
CW9-3C
UNEVEN
LANES
(See Note 2)
36" X 36"
CW8-11
CW20-5TL
36" X 36"
(Flags-See Note 1)
36" X 36"
CW20-1D
(See Note 2)
24" X 24"
CW13-1P
CW16-9P
24" X 18"
CW16-2aP
24" X 18"
XXXFT
AHEAD
OR
CW20-5TL
36" X 36"
(See notes 4 & 5) oscillating or strobe lights.
intensity rotating, flashing, Shadow Vehicle with TMA and high
(See notes 4 & 5) oscillating or strobe lights.
intensity rotating, flashing, Shadow Vehicle with TMA and high
UNEVEN
LANES
(See Note 2)
36" X 36"
CW8-11
CW16-9P
24" X 18"
CW16-2aP
24" X 18"
XXXFT
AHEAD
OR
(Flags-See Note 1)
36" X 36"
CW20-1D
(See Note 2)
24" X 24"
CW13-1P
CW20-5TL
36" X 36"
CW20-5TL
36" X 36"
CENTER
LANE
CLOSED
AHEAD
L X
CENTER
LANE
CLOSED
AHEAD
36" X 36"
CW9-3C
M in
Chevron Alignment (CW 1-8R) signs
SHALL be placed on every other channelizing device along taper.
Chevron Alignment (CW 1-8R) signs
SHALL be placed on every other channelizing device along taper.
GENERAL NOTES
L=Length of Taper(FT) W=Width of Offset(FT) S=Posted Speed(MPH)
Taper lengths have been rounded off.
Conventional Roads Only*
Type 3 Barricade
Heavy Work Vehicle
Channelizing Devices
Flag
LEGEND
Flagger
Sign
Portable Changeable
Message Sign (PCMS)
Trailer Mounted
Flashing Arrow Board M
Traffic Flow
Truck Mounted
Attenuator (TMA)
75 750'
720'
825' 900' 75' 900' 540'
90'
120'
155'
195'
240'
295'
350'
410'
475'
60'
70'
80'
90'
100'
110'
120'
130'
140'
150'
120'
160'
240'
320'
400'
500'
700'
600'
800'
30'
35'
40'
45'
50'
55'
60'
65'
70'
150'
205'
265'
450'
500'
550'
600'
165'
225'
295'
495'
550'
605'
660'
180'
320'
600'
660'
650' 715' 780'
245'
540'
700' 770' 840'
WS
L=
Posted
Speed
Suggested
Longitudinal
Buffer Space
"B"On a
Tangent
On a
Taper
12'
OffsetOffset
11'
Offset
10'
Minimum
Desirable
Taper Lengths "L"
Suggested Maximum
Spacing of
Channelizing
Devices
Formula
L=WS
Minimum
Sign
Spacing
"X"
Distance
ROADWAY
POSTED
SPEED
TAPER
LENGTH
SPACING
CHANNELIZING
DEVICES
SIGN
SPACING
BUFFER
SPACE
TAPER TANGENT
1. Flags attached to signs where shown are OPTIONAL.
2. All traffic control devices illustrated are REQUIRED, except those denoted with the triangle symbol are OPTIONAL.
3. Inactive work vehicles or other equipment should be parked near the right-of-way line and not parked on the paved shoulder.
4. A Shadow Vehicle with a TMA should be used anytime it can be positioned 30 to 100 feet in advance of the area of crew exposure without adversely affecting the performance or quality of the work. If workers are no longer present but road or work conditions require the traffic control to remain in place, Type 3 Barricades or other channelizing devices may be substituted for the Shadow Vehicle and TMA.
5. Additional Shadow Vehicles with TMAs may be positioned off the paved surface, next to those shown in order to protect wider work spaces.
6. Contractor shall provide and install traffic control devices in conformance with part VI of Texas Manual on Uniform Traffic Control Devices (TMUTCD - Latest edition with revisions) during construction.
7. No lanes shall be blocked from 7am to 9am and 4pm to 6:30pm Monday thru
Friday.
8. Off duty uniformed law enforcement officers/flaggers are required to direct traffic when applicable.
9. If project is within 400 feet from a signalized intersection, the Contractor shall contact Harris County Engineering Department, Traffic Signal Maintenance at (713) 881-3210 five (5) days prior to the start of construction.
TRAFFIC CONTROL PLAN SECTION SHALL BE
COMPLETED BY ENGINEER
(LEFT LANE CLOSURE)
TRAFFIC CONTROL PLAN
10. Mill and Overlay Operation: Work Area maximum limit is be 800 feet. Resident engineer can adjust length based on work capacity, to be coordinated during construction.
11. Base Repair Operation: Work Area limit to be determined by field conditions to effectively and safety repair base. All base repair operation should be completed within 1 working day.
S e e N o t e s a n d
W o r k
A r e a
S e e N o t e s a n d
W o r k
A r e a
MEMORIAL DR 35 245' 35' 70' 160' 120'
AS NOTED07/17/2025
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
ONE-LANE TWO-WAY SINGLE LANE CLOSURE
CONTROL WITH FLAGGERS
(ON CURVED SECTION OF ROADWAY)
ONE-LANE TWO-WAY SINGLE LANE CLOSURE
CONTROL WITH FLAGGERS
(ON STRAIGHT SECTION OF ROADWAY)
CW20-4D
(See Note 2)
36" X 36"
CW3-4
36" X 36"
CW20-7
36" X 36"
CW20-4D
(See Note 2)
36" X 36"
CW3-4
36" X 36"
CW20-7
X
X
M in
B
X
(Flags-See Note 1)
36" X 36"
CW20-1D
X X
X L
M in s p a c i n g
D e v ic e s a t
(See Note 2)
36" X 36"
CW3-4
36" X 36"
CW20-7
(See notes 4 & 5) oscillating or strobe lights.
intensity rotating, flashing, Shadow Vehicle with TMA and high
M in
(See Note 2)
36" X 36"
CW3-4
36" X 36"
CW20-7
X X
L
M in
B
S e e N o t e s a n d
W o r k
A r e a s p a c in g
(D e vi c e s a t
M in
X
(See notes 4 & 5) oscillating or strobe lights.
intensity rotating, flashing, Shadow Vehicle with TMA and high
(Flags-See Note 1)
36" X 36"
CW20-1D
(Flags-See Note 1)
36" X 36"
CW20-1D
(Flags-See Note 1)
36" X 36"
CW20-1D
X
X
X
M in
GENERAL NOTES
L=Length of Taper(FT) W=Width of Offset(FT) S=Posted Speed(MPH)
Taper lengths have been rounded off.
Conventional Roads Only*
Type 3 Barricade
Heavy Work Vehicle
Channelizing Devices
Flag
LEGEND
Flagger
Sign
Portable Changeable
Message Sign (PCMS)
Trailer Mounted
Flashing Arrow Board M
Traffic Flow
Truck Mounted
Attenuator (TMA)
75 750'
720'
825' 900' 75' 900' 540'
90'
120'
155'
195'
240'
295'
350'
410'
475'
60'
70'
80'
90'
100'
110'
120'
130'
140'
150'
120'
160'
240'
320'
400'
500'
700'
600'
800'
30'
35'
40'
45'
50'
55'
60'
65'
70'
150'
205'
265'
450'
500'
550'
600'
165'
225'
295'
495'
550'
605'
660'
180'
320'
600'
660'
650' 715' 780'
245'
540'
700' 770' 840'
WS
L=
Posted
Speed
Suggested
Longitudinal
Buffer Space
"B"On a
Tangent
On a
Taper
12'
OffsetOffset
11'
Offset
10'
Minimum
Desirable
Taper Lengths "L"
Suggested Maximum
Spacing of
Channelizing
Devices
Formula
L=WS
Minimum
Sign
Spacing
"X"
Distance
ROADWAY
POSTED
SPEED
TAPER
LENGTH
SPACING
CHANNELIZING
DEVICES
SIGN
SPACING
BUFFER
SPACE
TAPER TANGENT
TRAFFIC CONTROL PLAN SECTION SHALL BE
COMPLETED BY ENGINEER
1. Flags attached to signs where shown are OPTIONAL.
2. All traffic control devices illustrated are REQUIRED, except those denoted with the triangle symbol are OPTIONAL.
3. Inactive work vehicles or other equipment should be parked near the right-of-way line and not parked on the paved shoulder.
4. A Shadow Vehicle with a TMA should be used anytime it can be positioned 30 to 100 feet in advance of the area of crew exposure without adversely affecting the performance or quality of the work. If workers are no longer present but road or work conditions require the traffic control to remain in place, Type 3 Barricades or other channelizing devices may be substituted for the Shadow Vehicle and TMA.
5. Additional Shadow Vehicles with TMAs may be positioned off the paved surface, next to those shown in order to protect wider work spaces.
6. Contractor shall provide and install traffic control devices in conformance with part VI of Texas Manual on Uniform Traffic Control Devices (TMUTCD - Latest edition with revisions) during construction.
7. Flaggers should use two-way radios or other methods of communication to control traffic.
8. Length of work space should be based on the ability of flaggers to communicate.
9. If the work space is located near horizontal or vertical curve, the buffer distances should be increased in order to maintain adequate stopping sight distances to the flogger and a queue of stopped vehicles (see table above).
10. Channelizing devices on the center-line may be omitted when a pilot car is leading traffic and approved by the Engineer.
11. Flaggers should use 24" STOP/SLOW paddles to control traffic. Flags should be limited to emergency situations.
12. No lanes shall be blocked from 7am to 9am and 4pm to 6:30pm Monday thru
Friday.
13. Off duty uniformed law enforcement officers required to direct traffic when applicable.
14. If project is within 400 feet from a signalized intersection, the Contractor shall contact Harris County Engineering Department, Traffic Signal Maintenance at (713) 881-3210 five (5) days prior to the start of construction.
15. Mill and Overlay Operation: Work Area maximum limit is be 800 feet. Resident engineer can adjust length based on work capacity, to be coordinated during construction.
16. Base Repair Operation: Work Area limit to be determined by field conditions to effectively and safety repair base. All base repair operation should be completed within 1 working day.
MEMORIAL DR 35 245' 35' 70' 160' 120'
S e e N o t e s a n d
W o r k
A r e a
TRAFFIC CONTROL PLAN
(ONE-LANE, TWO-WAY OPERATION)
AS NOTED07/17/2025
UNEVEN
LANES
(See Note 2)
36" X 36"
CW8-11
RIGHT LANE CLOSURE (5 LANE ROAD) RIGHT LANE CLOSURE (4 LANE BOULEVARD ROAD)
X X
X
(See Note 2)
24" X 24"
CW13-1P
(Flags-See Note 1)
36" X 36"
CW20-1D
36" X 18"
G20-2
L
M in
S e e N o t e s a n d
W o r k
A r e a s p a c i n g
D e v ic e s a t
X X
X
(See Note 2)
24" X 24"
CW13-1P
(Flags-See Note 1)
CW20-1D
L
M in s p a c i n g
D e v ic e s a t
X
CW20-5TR
36" X 36"
(Flags-See Note 1)
36" X 36"
CW20-1D
(See Note 2)
24" X 24"
CW13-1P
CW16-9P
24" X 18"
CW16-2aP
24" X 18"
XXXFT
AHEAD
OR
CW20-5TR
36" X 36"
UNEVEN
LANES
(See Note 2)
36" X 36"
CW8-11
CW20-5TR
36" X 36"
(Flags-See Note 1)
36" X 36"
CW20-1D
(See Note 2)
24" X 24"
CW13-1P
CW16-9P
24" X 18"
CW16-2aP
24" X 18"
XXXFT
AHEAD
OR
CW20-5TR
36" X 36"
(See notes 4 & 5) oscillating or strobe lights.
intensity rotating, flashing, Shadow Vehicle with TMA and high
(See notes 4 & 5) oscillating or strobe lights.
intensity rotating, flashing, Shadow Vehicle with TMA and high
X
Chevron Alignment (CW 1-8L) signs
SHALL be placed on every other channelizing device along taper.
Chevron Alignment (CW 1-8L) signs
SHALL be placed on every other channelizing device along taper.
GENERAL NOTES
L=Length of Taper(FT) W=Width of Offset(FT) S=Posted Speed(MPH)
Taper lengths have been rounded off.
Conventional Roads Only*
Type 3 Barricade
Heavy Work Vehicle
Channelizing Devices
Flag
LEGEND
Flagger
Sign
Portable Changeable
Message Sign (PCMS)
Trailer Mounted
Flashing Arrow Board M
Traffic Flow
Truck Mounted
Attenuator (TMA)
75 750'
720'
825' 900' 75' 900' 540'
90'
120'
155'
195'
240'
295'
350'
410'
475'
60'
70'
80'
90'
100'
110'
120'
130'
140'
150'
120'
160'
240'
320'
400'
500'
700'
600'
800'
30'
35'
40'
45'
50'
55'
60'
65'
70'
150'
205'
265'
450'
500'
550'
600'
165'
225'
295'
495'
550'
605'
660'
180'
320'
600'
660'
650' 715' 780'
245'
540'
700' 770' 840'
WS
L=
Posted
Speed
Suggested
Longitudinal
Buffer Space
"B"On a
Tangent
On a
Taper
12'
OffsetOffset
11'
Offset
10'
Minimum
Desirable
Taper Lengths "L"
Suggested Maximum
Spacing of
Channelizing
Devices
Formula
L=WS
Minimum
Sign
Spacing
"X"
Distance
ROADWAY
POSTED
SPEED
TAPER
LENGTH
SPACING
CHANNELIZING
DEVICES
SIGN
SPACING
BUFFER
SPACE
TAPER TANGENT
1. Flags attached to signs where shown are OPTIONAL.
2. All traffic control devices illustrated are REQUIRED, except those denoted with the triangle symbol are OPTIONAL.
3. Inactive work vehicles or other equipment should be parked near the right-of-way line and not parked on the paved shoulder.
4. A Shadow Vehicle with a TMA should be used anytime it can be positioned 30 to 100 feet in advance of the area of crew exposure without adversely affecting the performance or quality of the work. If workers are no longer present but road or work conditions require the traffic control to remain in place, Type 3 Barricades or other channelizing devices may be substituted for the Shadow Vehicle and TMA.
5. Additional Shadow Vehicles with TMAs may be positioned off the paved surface, next to those shown in order to protect wider work spaces.
6. Contractor shall provide and install traffic control devices in conformance with part VI of Texas Manual on Uniform Traffic Control Devices (TMUTCD - Latest edition with revisions) during construction.
7. No lanes shall be blocked from 7am to 9am and 4pm to 6:30pm Monday thru
Friday.
8. Off duty uniformed law enforcement officers/flaggers are required to direct traffic when applicable.
9. If project is within 400 feet from a signalized intersection, the Contractor shall contact Harris County Engineering Department, Traffic Signal Maintenance at (713) 881-3210 five (5) days prior to the start of construction.
TRAFFIC CONTROL PLAN SECTION SHALL BE
COMPLETED BY ENGINEER
MEMORIAL DR 35 245' 35' 70' 160' 120'
10. Mill and Overlay Operation: Work Area maximum limit is be 800 feet. Resident engineer can adjust length based on work capacity, to be coordinated during construction.
11. Base Repair Operation: Work Area limit to be determined by field conditions to effectively and safety repair base. All base repair operation should be completed within 1 working day.
S e e N o t e s a n d
W o r k
A r e a
TRAFFIC CONTROL PLAN
RIGHT TURN LANE
AS NOTED
DRAWN BY:
DESIGN BY: SCALE:
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
WORK ZONE DETAILS
X -R
D
X -R
D
X -R
D
X -R
D
DW
15 DW
X
R D
X
R D1
X
R D 13
END OF WORK
END OF WORK
BEGINNING OF WORK
BEGINNING OF WORK
DW
DW
END OF WORK DRIVEWAYS INTERSECTING ROAD BEGINNING OF WORK
S U
B -P
H A
S E
U
B -P
H A
S E B
X
R D
DW :DRIVEWAY
X-RD:INTERSECTING
ROAD
LEGEND
CONSTRUCTION AREA
SIGN POST
REFLECTIVE DELINEATOR
TYPE 3 BARRICADE
ONE WAY ONE WAY
2 3 4 5 6 7 8 9 10 11
14 15 16 17 18
R3-1R3-2
CW20-3D
36" X 36"
ROAD
CLOSED
AHEAD
CW20-2D
36" X 36"
DETOUR
AHEAD
CW20-5TR
36" X 36"
RIGHT
LANE
CLOSED
AHEAD
LEFT
LANE
CLOSED
AHEAD
CW20-5TL
36" X 36"
END
ROAD WORK
G20-2
36" X 18"
END
DETOUR
M4-8a
24" X 18" R11-2
48" X 30"
ROAD
CLOSED
ROAD CLOSED
XX MILES AHEAD
LOCAL TRAFFIC ONLY
R11-3a
60" X 30"
DETOUR
ROAD NAME
M4-9S
BEGIN
ONE
WAY
R5-1
DO NOT
ENTER
19 20
ROAD NAMEDETOUR
ROAD NAME
M4-9L
12 13
DETOUR
ROAD NAME
M4-9R
21 22
CW20-1D
36" X 36"
WRONG
WAY
WRONG
WAY
(TYPE III BARRICADE
W/TYPE A FLASHING
WARNING LIGHT)
R6-1R
ONE WAY
R6-1L
ONE WAY
Distance
CONSTRUCTION WARNING
SIGN SPACING
30 or less
Posted
Speed or
(MPH)
85% Speed
Min.
X
(feet)
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
LOCAL
THOROUGHFARE
TMUTCD/SHSD ID
COLLECTOR
COLLECTOR
COLLECTOR
COLLECTOR
LOCAL
LOCAL
LOCAL
COLLECTOR
THOROUGHFARE
THOROUGHFARE
THOROUGHFARE
THOROUGHFARE
TMUTCD/SHSD ID
TMUTCD/SHSD ID
TMUTCD/SHSD ID
TMUTCD/SHSD ID
LOCAL
36x36
36x36
30x30
R1-1
W11-1 through W11-12
R1-2 R1-3P R2-1 R3-5R (L) R3-7L (R) R3-8 R4-7 R6-1R, R6-1L R6-2R (L)
R10-6R (L) W1-1R (L) W1-2R (L) W1-3R (L) W1-4R (L)
W2-1 W2-2R (L) W3-1 W3-3 W4-2R (L) W6-2 W6-3 W9-1R (L) W9-2R (L) W10-1
W14-1 S1-1
W8-13aT
30x30 24x30 30x36
30x36
30x30
36x36
24x30
24x30
24x30
36x12
36x12
36x12
24x30
30x36
30x36
24x36
24x36
30x30
36x36
36x36
36x36
36x36
36x36
36x36
30x30 30x30 30x30
36x36
36x36
30x30
30x30
30x30
30x30
30x30
30x30
30x30
30x30
36x36 36x36 36x36 36x36 36x36
36x36
36x36
36x36 36x36
36x36
36x36
36x36
36x36
36x36
36x36
36x36
36x36
36x36
36x36
30x30
36x36
36x36
30x30
36x36
36x36
36x36
36x36
36x36
18x24
18X24
18X24
30x30
30X30
30X30
R10-17T
18x18
18x18
18x18
W13-1P W14-2
24x24
24x24
N/A
30x18
30X18
30x18
36x36
36x36
24x30
24x30 30x36 36x36
24x36
30 dia.
30 dia.
30 dia.
36x36
36x36
36x36
FACE MULTI-LANE APPROACHES
BE USED FOR STOP SIGNS THAT
MINIMUM SIZE OF 36X36 SHALL
* 18X6
18X6
18X6
WHERE APPROVED BY HCED
SIGNALIZED LOCATIONS ONLY
NO PARKING (ALL TYPES)
W16-7PL (PR)
24x12
24x12
W16-9
24X12
R3-4
24x24
30x30
30x30
24x30
24x30
24x30
R8-8
24x12
24x12
24X12
W16-2aP I-3
VARIES X 18
VARIES X 18
VARIES X 30
I-3
VARIES X 18
VARIES X 18
VARIES X 30
OM-3R, OM-3L
12X36
12X36
12X36
2" TYP.
6" CLEARVIEW 2-W FONT
4" TYP.
3" CLEARVIEW 2-W FONT
2" TYP.
No border, White on Green
GROUND MOUNTED STREET NAME SIGN
VARIES X 8
VARIES X 8
VARIES X 8
Material Reflective
Post
TYPES D-DY, D-DW
36" TALL
36" TALL
36" TALL
W1-8R (L)
48x24
48x24
48x24
48x24
48x24
18x24
18x24
30x36
W1-6R (L), W1-7 W1-7T
48x24
24x36
24x36
24x36
S4-3P
24x8
24x8
Varies x 30
Varies x 36
Varies x 30
24x8 f t
ZONEENDSCHOOL
Hu eimf es RDr
SMALL SIGN DETAILS
NTS07/17/2025
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648 E:
DATE:
NO. REVISIONS DATE NAME
SAXET
Y T
NUOCSIRR
A H
PROJECT NAME:
HARRIS COUNTY
ENGINEERING DEPARTMENT
SHEET TITLE:
SHEET NO:JOB NO:
TBPE FIRM No. F-16849
WSB LLC
ASPHALT REHABILITATION-MEMORIAL DRIVE
25103MFT01DDN
MR
BETWEEN SAN FELIPE AND WEST OF CHIMNEY ROCK - 2024
ATE OF TEXA
S
P R
O
F E
SSIONAL ENGI
N
E E
R
DESNECI
L
Don D. Nash II
134648
R.O.W. R.O.W.
R.O.W.
R .O
.W
R .O
.W
SEE TABLE 1
CURB
CURB
CURB
R.O.W.
CURB
P.I. P.I.
SEE DETAIL "D"*R2
*R1
*R1
WHITE STOP LINE
24" WIDE SOLID
TYPICAL MEDIAN SECTION
15'40' 25'12.5'
500'R 500'R
RAISED PAVEMENT MARKERS (TYPE II C-R)
4" SQ. 2-WAY REFLECTORIZED WHITE
4" WIDE DASHED WHITE STRIPE
RAISED MEDIAN
80% OF STORAGE LENGTH
32' 8' 32' 8'"C"
STREET
PUBLIC
8" WIDE SOLID WHITE STRIPE
"A")
(SEE DETAIL
100' MIN. ON MINOR STREETS
150' MIN. ON MAJOR STREETS
100' MIN.
EDGE OF SHOULDER
R.O.W.
R.O.W.
R .O
.W
R.O.W.
R .O
.W
EDGE OF SHOULDER
SEE NOTE #4
STREET
PUBLIC
STREET
PUBLIC
P.I.P.I.
WHITE STOP LINE (TYP.)
24" WIDE SOLID
500' R
RAISED PAVEMENT MARKERS (TYPE I-C)
4" SQ. 1-WAY REFLECTORIZED WHITE
4" WIDE DASHED WHITE STRIPE
32'8'32'8'
8" WIDE SOLID WHITE STRIPE (SEE DETAIL "B")
100' MIN. ON MINOR STREETS
150' MIN. ON MAJOR STREETS
100' MIN.
4" WIDE DASHED YELLOW STRIPE
500' R
TANGENT
SECTION
4" WIDE SOLID WHITE STRIPE
(SEE CROSSHATCHING DETAIL)
24" WIDE SOLID YELLOW
IN CURVE SECTION
MARKERS AT 20'-0" C-C
OPTIONAL: TYPE I-C PAVEMENT
MARKERS (TYPE II A-A)
YELLOW RAISED PAVEMENT
4" 2-WAY REFLECTORIZED
2-4" WIDE SOLID YELLOW STRIPE (8" C-C)
SEE DETAIL "C"
24" X 36"
R3-9b
TYPICAL…
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