Elevation Drilled Shaft Foundation For Cantilever And Truss Type E Sign .
Steel template must be kept horizontal at all Heavy hex nuts times after installation required for template and anchor bolt cage assembly \ Anchor bolts 3" Min * 1 1/2" x 45 bevel (SEE TABLE SHEET 3) 90 3/4" Anchor projection 3" min clearance (Top of bars & tie) 48" 12" Max * Solid flat washers * The top of foundation shall be 3" min 12" max above the finished grade. Keep anchor The maximum slope around bolts plumb the footing (Typ.) shall be 1:2. Anchor bolt cage shall be shop fabricated from # 6 bar circle or 3/4" square stock or approved equal, welded to inside of anchor bolts to hold alignment. No cross-bracing is allowed 6" 24" (Max.) "D" (See sheet 5 & 6) in the center of the bolt circle. Equally spaced bundled bars inside confinement reinforcement. See detail of Section A-A and Steel Reinforcement Chart on sheet 4. A A Steel reinforcement bar circle or equivalent continuous spiral tie as confinement reinforcement located outside of vertical steel bars. See sheet 4 for dimensions required per installation & 3" (Typ.) 3" 6" foundation type. 3" Dia. See chart (sheet 5 & 6) ELEVATION DEPARTMENT DI RECTOR MI CHI GAN DEPARTMENT OF TRANSPORTATI ON Ki r k T.St eudl e BUREAU OF HI GHW AY DEVELOPMENT STANDARD PLAN FOR M ichigan Department of Transportation DRILLED SHAFT FOUNDATION PREPARED APPROVED BY: DIRECTOR, BUREAU OF FIELD SERVICES FOR CANTILEVER AND TRUSS BY DESIGN DRAWN TYPE E DIVISION BY: DHD 09/15/11 APPROVED CHECKED BY: 08/11/11 BY: AJU DIRECTOR, BUREAU OF HIGHWAY DEVELOPMENT F.H.W.A. APPROVAL PLAN DATE SHEET SIGN-340-A 1 OF 7
30* 30* 2" Drilled shaft Dia. anchor bolts equally spaced at \ Column 30" ! Bolt \ 4" circle 10 "* 3" * (Typ.) wide 3/4" steel stock Template - 45 template thickness handle (Typ.) * Or as required PLAN VIEW DRILLED SHAFT FOR TYPE E CANTILEVERS * 30 Drilled 30* shaft 4" 32" ! Bolt \ Wide 3/4" circle steel stock \ Column 12-anchor Template handle equally (Typ.) a 32" (Typ.) - 2" spaced bolts at 30 dia. bolt dia. circle. 10 "* on 3" * template thickness * Or as required PLAN VIEW DRILLED SHAFT FOR TYPE E TRUSS 50’ - 105’ * 30 Drilled 30* shaft 4" Wide 3/4" 36" ! Bolt steel stock \ circle \ Column Template template thickness handle 16-Anchor (Typ.) equally on a 36" bolts - spaced at dia. bolt 2" dia. 22.5 circle. 10 "* 3" * (Typ.) * Or as required PLAN VIEW DRILLED SHAFT FORTYPE E TRUSS 110’- 140’ NOT TO SCALE MI CHI GAN DEPARTMENT OF TRANSPORTATI ON BUREAU OF HI GHW AY DEVELOPMENT STANDARD PLAN NOTE: THE ORIGINAL SIGNED COPY IS KEPT ON FILE AT THE MICHIGAN 09/15/11 08/11/11 F.H.W.A. APPROVAL PLAN DATE DEPARTMENT OF TRANSPORTATION. SHEET SIGN-340-A 2 OF 7
2" (Typ.) 3" Galvanized 20" min. from top 10 Embedment 1/2" Projection 9’- 6" ANCHOR BOLT DETAIL ANCHOR BOLT TABLE STRUCTURE TYPE TYPE 50’ TO 110’ TYPE E 140’ TYPE per anchor 3 Washers: 3 PROJECTION CANTILEVER 105’ TO Nuts: E per 8 TRUSS E NUMBER REQ’D 1/2" TRUSS 8 10" 12 10" 16 bolt anchor bolt NOTES: 1. Steel reinforcement 2. Anchor rods shall be F436 washers 3. A template by MDOT 4. of ASTM and ASTM and anchor prior Diameter shall be to per MDOT F1554, grade A563 grade bolt cage Standard Specifications 55 supplement S4 with for Construction. 8UN threads, ASTM DH nuts. shall be shop fabricated, assembled, and approved shipping. bolt holes in template shall be 1/16" larger than anchor bolt diameter. 5. The template anchored 6. Take in care Concrete and handles place a shall be minimum of during concrete shall be in well supported, 24 hours placement accordance to with after avoid MDOT the horizontally concrete level placement displacing the anchor Standard Specifications and firmly is completed. bolts. For Construction, Subsection 810.03.J. 7. No hammering on the 8. After template protect NOT TO is threads anchor removed, bolts or thread until sign support nuts is on to will be allowed. bolt flush with the bolt end to erected. SCALE MI CHI GAN DEPARTMENT OF TRANSPORTATI ON BUREAU OF HI GHW AY DEVELOPMENT STANDARD PLAN NOTE: template THE ORIGINAL SIGNED COPY IS KEPT ON FILE AT THE MICHIGAN 09/15/11 08/11/11 F.H.W.A. APPROVAL PLAN DATE DEPARTMENT OF TRANSPORTATION. SHEET SIGN-340-A 3 OF 7
STEEL BAR REINFORCEMENT CHART VERTICAL CONFINEMENT REINFORCEMENT REINFORCMENT FOUNDATION DIAMETER STRUCTURE TYPE (in) TYPE E CANTILEVER TYPE E TRUSS BAR NUMBER BAR BARS BAR SIZE OF BARS RADIUS SIZE SPACING 48 11 24 20 1/4" 6 6" 48 11 36 20 1/4" 6 6" 54 11 48 23 1/4" 6 6" 1/4" 6 6" 72 See sheets 5 and 6 for Vertical reinforcement the same plane. the lap foundation information. bars be Provide a shall 10’- 9" bundled lap, side stagger 32 by side, the ends of 3 bars the per lap by bundle all the amount in of length. Provide circle 57 11 a lap 3’is 10" lap for # 6 bar circles or a 12" lap if bar welded. TYPE E CANTILEVER 48" TYPE E TRUSS 48" DIAMETER TYPE E TRUSS 54" DIAMETER TYPE E TRUSS 72" DIAMETER SECTION A-A (SHEET 1) Ra di us p La Length VERTICAL Length REINFORCEMENT CONFINEMENT REINFORCEMENT REINFORCEMENT DETAILS NOT TO SCALE MI CHI GAN DEPARTMENT OF TRANSPORTATI ON BUREAU OF HI GHW AY DEVELOPMENT STANDARD PLAN NOTE: THE ORIGINAL SIGNED COPY IS KEPT ON FILE AT THE MICHIGAN 09/15/11 08/11/11 F.H.W.A. APPROVAL PLAN DATE DEPARTMENT OF TRANSPORTATION. SHEET SIGN-340-A 4 OF 7
NON-CANTILEVER TRUSS FOUNDATION CHART DIAMETER SOIL CONDITION SOIL DEPTH CONCRETE SPAN N Suc TYPE LOW SAND - 5 N MED SAND - 10 50’ HIGH SAND N N - (in) "D" 10 20 48 20 (ft) (cyd) 37 17.3 35 16.3 32 14.9 54 56.6 41 19.1 32 14.9 38 17.7 36 16.8 34 15.9 59 61.8 47 21.9 37 17.3 37 21.8 34 20.1 31 18.3 62 65.0 44 26.0 30 17.7 TO LOW CLAY 400 MED CLAY 1000 Suc - 1000 72* 80’ Suc - 2000 48 HIGH CLAY 85’ Suc - 2000 LOW SAND - 5 MED SAND - 10 HIGH SAND N N N - CLAY 400 MED CLAY 1000 Suc 20 48 20 TO LOW 10 - 1000 72* 105’ Suc - 2000 48 HIGH CLAY LOW MED 110’ Suc - 2000 SAND SAND HIGH SAND - 5 - 10 N N - CLAY 400 MED CLAY 1000 Suc 20 54 20 TO LOW 10 N - 1000 72* 120’ Suc - 2000 54 HIGH CLAY Suc - 2000 LOW SAND - 5 MED SAND - 10 125’ HIGH SAND N 10 N N - 20 54 20 39 23.0 36 21.3 35 20.7 TO LOW CLAY 400 MED CLAY 1000 Suc - 1000 72* 65 68.1 45 26.6 32 18.9 140’ Suc - 2000 54 HIGH CLAY Suc N Number (ASTM * Ultimate of Suc shear in blows / cohesive foot testing procedure - 2000 of soil (lbs/ft2) penetration D1586) 72"! foundation provided for information only, site specific foundation design required. NOTE: IF SOILS DRILLED DETAILED NOT TO WITH SHAFT, SPT OR N-VALUES IF ROCK SITE SPECIFIC GREATER THAN 50 BPF SOCKETS FOR THE DESIGN FOR THE DRILLED SHAFTS SHAFT LOWER ARE 1/2, REQUIRED, FOUNDATION IS OR MORE, THEN OF A A REQUIRED. SCALE MI CHI GAN DEPARTMENT OF TRANSPORTATI ON BUREAU OF HI GHW AY DEVELOPMENT STANDARD PLAN NOTE: DOMINATE THE DRILLED THE ORIGINAL SIGNED COPY IS KEPT ON FILE AT THE MICHIGAN 09/15/11 08/11/11 F.H.W.A. APPROVAL PLAN DATE DEPARTMENT OF TRANSPORTATION. SHEET SIGN-340-A 5 OF 7
CANTILEVER FOUNDATION CHART CANTILEVER SOIL TYPE TYPE SOIL CONDITION DIAMETER Suc LOW SAND - 5 MED SAND - 10 HIGH SAND (in) N "D" CONCRETE (cyd) (ft) 27 12.6 26 12.2 26 12.2 44 20.5 - 28 13.1 - 20 9.4 N 10 N N - DEPTH 20 20 48 E LOW CLAY 400 MED CLAY 1000 HIGH CLAY Ultimate shear in N Number blows / of Suc Suc Suc Suc 1000 2000 2000 cohesive foot - of soil (lbs/ft2) penetration (ASTM testing procedure D1586) NOTE: IF SOILS WITH SPT OR MORE, OF DRILLED ARE REQUIRED, FOUNDATION NOT TO A IS THEN N-VALUES A GREATER SHAFT, DETAILED OR SITE THAN 50 ROCK SOCKETS BPF SPECIFIC DOMINATE FOR DESIGN THE FOR THE LOWER DRILLED THE 1/2, SHAFTS DRILLED SHAFT REQUIRED. SCALE MI CHI GAN DEPARTMENT OF TRANSPORTATI ON BUREAU OF HI GHW AY DEVELOPMENT STANDARD PLAN NOTE: IF THE ORIGINAL SIGNED COPY IS KEPT ON FILE AT THE MICHIGAN 09/15/11 08/11/11 F.H.W.A. APPROVAL PLAN DATE DEPARTMENT OF TRANSPORTATION. SHEET SIGN-340-A 6 OF 7
Concrete barrier, S Length of split tapered section S Length of tapered section Place joint filler per standard plan R-49 24 24 1 1" expansion jt 1 (see expansion jt detail, standard plan R-49) (Typ.) Anchor bolt (Typ.) 1’-6" 1’-6" (Min.) ! es ri Va (Min.) Drilled shaft 2" Place glare screen on (Typ.) foundation the side approaching 1 1 the sign support 24 24 foundation (Typ.) Type A 4" Concrete PLAN filler slab VIEW or B barrier DRILLED S SHAFT ! 48" 54’ 60" 66’ 72" 78’ Anchor Top of barrier & top of foundation bolt (Typ.) Top of pavement Where concrete glare screen is specified on the plans, end the glare screen at the Drilled 1" expansion joint (Typ.) foundation shaft (see standard plan R-76-series) ELEVATION MEDIAN BARRIER FOUNDATION DETAILS NOTES: When the foundation series. height Increase of barrier. the glare Provide Specific details details NOT TO not shown will the a be located foundation screen if parallel vary see within depth by present) barrier depending Standard on Plan and the use median height locate section of barrier, of the along Type the top the A of Type standard (not foundation drilled or use barrier B shaft plan R-49 including at the top the of foundation. Barrier. For barrier R-49. SCALE MI CHI GAN DEPARTMENT OF TRANSPORTATI ON BUREAU OF HI GHW AY DEVELOPMENT STANDARD PLAN NOTE: the the THE ORIGINAL SIGNED COPY IS KEPT ON FILE AT THE MICHIGAN 09/15/11 08/11/11 F.H.W.A. APPROVAL PLAN DATE DEPARTMENT OF TRANSPORTATION. SHEET SIGN-340-A 7 OF 7
detailed site specific design for the drilled shaft foundation is required. drilled shaft, or if rock sockets for the drilled shafts are required, then a if soils with spt n-values greater than 50 bpf dominate the lower 1/2, or more, of a note: 09/15/11 08/11/11 sign-340-a not to scale
DRILLED SHAFT WORKBOOK - FORMS 700-010-84 AND 700-010-85 (December 2017) The Drilled Shaft Log set is used to record the construction observed during the drilled shaft construction process. The different stages of construction will be documented on individual worksheets linked together to create a workbook. Therefore, every drilled shaft will .
resistance of drilled shaft foundations in gravelly soils. An example application was presented to guide users in utilizing the simplified approach. 17. Key Words Drilled Shaft, Drilled Shaft Capacity, Axial loads, Skin Friction, End Bearing, Drilled Shafts Design Models, Dilation, Compressibility. 18. Distribution Statement 23. Registrant's .
resistance of drilled shaft foundations in gravelly soils. An example application was presented to guide users in utilizing the simplified approach. 17. Key Words Drilled Shaft, Drilled Shaft Capacity, Axial loads, Skin Friction, End Bearing, Drilled Shafts Design Models, Dilation, Compressibility. 18. Distribution Statement 23. Registrant's .
Structural Design of Drilled Shafts AASHTO (Article 10.8.3.9.1) : 'The structural design of drilled shafts shall beThe structural design of drilled shafts shall be in accordance with the provisions of Section 5 for the design of reinforced concrete' But . . . with adequate consideration of drilled shaft constructability Drilled Shaft Concrete
prequalified drilled shaft contractor does not place concrete or grout for cavity stabilization then the drilled shaft supervisor is required to be present to oversee those operations. 2.2 Drilled Shaft Construction Personnel Experience 2.2.1 Drilled Shaft Supervisor(s) Provide documentation that current company personnel who will be directly
Figure 4.8 Critical section for column and drilled shaft reinforcement in drilled shaft footings under Load Case IV . 19 Figure 5.1 Strain and stress distribution over the column section under biaxial flexural loading and types of compressive region shape . 21 Figure 5.2 3D strut-and-tie model for drilled shaft footing under Load
Bruksanvisning för bilstereo . Bruksanvisning for bilstereo . Instrukcja obsługi samochodowego odtwarzacza stereo . Operating Instructions for Car Stereo . 610-104 . SV . Bruksanvisning i original
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