| Private Engineering Firm (PEF) Box, GSI Supplemental Legend, Divider Sheet | | New | 9/20/2016 | Cell | Adds a new cell for a private engineering box (PEF) insert Adds a new supplemental legend for Geological Strength Index (GSI) Tables for both 11x17 & 8.5x11 sheets Updates title sheets for PEF box placeholder location and index lists for GSI supplemental legend Revises Appendix Cover Sheet to be both an Appendix Cover Sheet and a Divider Sheet for separate PDF files
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| 20,21 | Slab Jacking, Polyurethanes | | New | 9/20/2016 | Provision | Addresses slab jacking with cementitious grout and polyurethane foam Requires the use of a prequalified slab jacking contractor from the Subsurface Grouting Work Code Pays for slab jacking in square feet of slab raised but also includes estimated quantities of grout and foam for bidding purposes Addresses polyurethane foam materials for slab jacking, void filling, leak sealing, permeation grouting, subgrade stabilization and other applications Specifies 3 types of polyurethane with various components and properties Requires the use of an approved foam from the Approved Products List based on polyurethane type
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| 13 | Cellular Confinement Systems | | New | 4/19/2016 | Provision | - Addresses geocells on slope faces for erosion control
- References Roadside Environmental’s Compost Blanket provision for filling geocells
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| 12 | Reinforced Soil Slopes | | Revised | 4/19/2016 | Provision | - Formats provision for electronic plans
- Addresses additional preconstruction meetings
- Removes permanent soil reinforcement matting (PSRM)
- Adds coir fiber mat and matting for erosion control with shoulder and slope borrow and geocells with compost blanket for slope erosion control
- Removes restriction on Class II and III select material in the reinforced zone
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| 14 | Rock Embankments | | Revised | 4/19/2016 | Provision | - Formats provision for electronic plans
- Revises construction methods and adds rip rap for filling voids in top of rock embankments
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| 1803.01,02 | Standard Reinforced Soil Slope with High Groundwater, Standard Reinforced Soil Slope with Low Groundwater | | Revised | 4/19/2016 | Detail | - Removes permanent soil reinforcement matting (PSRM)
- Adds coir fiber mat and matting for erosion control with shoulder and slope borrow and geocells with compost blanket for slope erosion control
- Removes restriction on Class II and III select material in the reinforced zone
- Renames standard drawing to standard detail
- Revises LTDS and L/H Ratio table ranges to 12 ft increments
- Creates 2 standard RSS details, one for high groundwater and another for low groundwater
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| SP10 R001 | Materials | | Revised | 3/15/2016 | Provision | - Revises Class VII select material requirements
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| SP02 R088A | Blasting | | New | 2/16/2016 | Provision | - Adds blast design criteria for production and trench blasting to Section 220
- Adds blast design criteria, blasting requirements and a pay item for pre-splitting to Section 220
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| SP02 R088B | Blasting | | New | 2/16/2016 | Provision | - Adds blast design criteria for production and trench blasting to Section 220
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| SP10 R025 | Geosynthetics | | New | 2/16/2016 | Provision | - Replaces Section 1056
- Incorporates current changes to Section 1056 from Materials provision
- Revises geocomposite drain requirements
- Adds strip drains and wick drains to geocomposite drains in Article 1056-1
- Adds new Article 1056-6 for geocells
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| Geotechnical Summary Tables | | Revised | 2/16/2016 | Form | - Removes permanent soil reinforcement matting (PSRM) from Summary of Reinforced Soil Slopes and Slope Erosion Control table and adds geocells, coir fiber mat and matting for erosion control to table
- Adds table for pre-splitting of rock
- Improves table appearances
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| SP10 R001 | Materials | | Revised | 2/16/2016 | Provision | - Removes references to Section 1056 due to new Geosynthetics (Section 1056) provision
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| SP02 R085 | Rock and Broken Pavement Fills | | New | 2/16/2016 | Provision | - Revises construction methods and adds rip rap, stone and geotextiles to Section 235 for filling voids in top of rock and broken pavement fills
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| Temporary Shoring Recommendations, Standard Shoring Details and Sound Barrier Wall Foundation Recommendation Memos | | Revised | 11/9/2015 | Form | - Updates format and letterhead for memos
- Changes forms to templates
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| 1 | Drilled Piers (LFD-ASD) | | Revised | 10/20/2015 | Provision | - Revises definition of rock for purposes other than payment
- Updates grout requirements for new Grout Production and Delivery (Section 1003) provision
- Clarifies permanent casing definitions and descriptions
- Addresses additional preconstruction meetings
- Clarifies when drilled pier diameter may be 2" less than design diameter
- Adds reference to Articles 107-11 and 107-12
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| 18 | Drilled Piers (LRFD) | | New | 10/20/2015 | Provision | - Revises definition of rock for purposes other than payment
- Updates grout requirements for new Grout Production and Delivery (Section 1003) provision
- Clarifies permanent casing definitions and descriptions
- Addresses additional preconstruction meetings
- Clarifies when drilled pier diameter may be 2" less than design diameter
- Adds reference to Articles 107-11 and 107-12
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| 2 | Piles (LFD-ASD) | | Revised | 10/20/2015 | Provision | - Formats provision for electronic plans
- Updates provision based on current Section 450
- Incorporates requirements for PDA and drilled-in piles to eliminate need for Pile Driving Analyzer (LFD-ASD) and Pile Excavation (LFD-ASD) provisions
- Updates grout requirements for new Grout Production and Delivery (Section 1003) provision
- Changes steel pile points and splicers acceptance to NCDOT approved products list
- Adds requirement for PDA Consultant to develop pile driving criteria for bridges with PDA testing
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| 19 | Piles (LRFD) | | New | 10/20/2015 | Provision | - Updates grout requirements for new Grout Production and Delivery (Section 1003) provision
- Changes steel pile points and splicers acceptance to NCDOT approved products list
- Adds requirement for PDA Consultant to develop pile driving criteria for bridges with PDA testing to eliminate need for Pile Driving Criteria provision
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| Estimated Driven Pile Axial Resistance Table | | Revised | 10/2/2015 | Form | - Renames "Field Bearing Chart" to "Estimated Driven Pile Axial Resistance Table"
- Removes metric equivalents and drilled piers
- Revises terminology for LRFD
- Updates appearance and consolidates table layout to a single page
- Revises factors for HP 12 x 53 piles with N values > 80 and 12 inch concrete piles with N values > 72
- Changes required nominal resistance to 180 tons
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| SP02 R075 | Embankment Settlement Gauges | | Revised | 8/18/2015 | Provision | - Revises payment for surcharges for lump sum grading projects
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| SP02 R065 | Surcharges and Waiting Periods | | Revised | 8/18/2015 | Provision | - Revises payment for surcharges for lump sum grading projects
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| Pile Pay Items Form | | Revised | 8/11/2015 | Form | - Removes note for Pile Driving Criteria provision
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| Temporary Shoring Recommendations, Standard Shoring Details and Sound Barrier Wall Foundation Recommendation Memos | | Revised | 8/11/2015 | Form | - Updates letterhead for memos
- Updates Assistant State Structures Engineer name for Sound Barrier Wall Foundation Recommendation memo
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| Load Request Memo Templates | | Revised | 8/3/2015 | Form | - Makes minor cosmetic changes, typo corrections and language improvements
- Rewords sentence for assumed site class and adds AASHTO reference with instructions
- Adds footnote and instructions for vertical piles and integral end bents with drilled-in piles
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| Standard Foundation Notes (LFD-ASD) | | Revised | 7/31/2015 | Notes | - Clarifies and improves wording of notes
- Adds references to roadway plans for waiting periods, surcharges and settlement gauges
- Updates references for revised geotechnical special provisions for piles and drilled piers (LFD-ASD)
- Deletes and adds notes based on current LRFD standard foundation notes and revised Piles (LFD-ASD) provision
- Adds new note for integral end bents with drilled-in piles
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| Standard Foundation Notes (LRFD) | | Revised | 7/31/2015 | Notes | - Clarifies and improves wording of notes
- Adds references to roadway plans for waiting periods, surcharges and settlement gauges
- Adds and updates references for new geotechnical special provisions for piles and drilled piers (LRFD)
- Adds new note for integral end bents with drilled-in piles
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| SP05 R017 | Class IV Subgrade Stabilization in Lieu of Chemical Stabilization | | New | 6/16/2015 | Provision | - Adds option to replace chemical stabilization with Class IV subgrade stabilization
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| SP09 R005 | Foundations and Anchor Rod Assemblies for Metal Poles | | Revised | 5/19/2015 | Provision | - Updates grout requirements for new Grout Production and Delivery (Section 1003) provision
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| SP10 R001 | Materials | | Revised | 5/19/2015 | Provision | - Adds handling and storing instructions for shotcrete test panels to Article 1002-3
- Revises acceptance criteria for borrow in Tables 1018-1 and 1018-2
- Addresses identification of geotextiles in Article 1056-4
- Adds geotextile type for geocomposite drain to Article 1056-5
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| Geotechnical Summary Tables | | Revised | 4/21/2015 | Form | - Adds footnote to Summary of Aggregate Subgrade/Stabilization table for clarity
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