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Indiana Department of Transportation

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Design Memos issued prior to January 1, 2013, except those listed below, have been archived. Last Updated: 09/18/2013

Number	Memo Date	Effective Date	Affected Design Manual Section	Subject	PDF Files
					Policy	Advisory	Attachments
13-17	08/15/13	Immediately	26-2.0, Figure 26-2D	Location Control Route Survey (LCRS) and LCRS Plat		Advisory	Section 26-2.0, Figure 26-2D
13-16	08/15/13	Immediately	26-1.01	Survey Transmittal Deliverables Related to Geo-Coordinated Survey		Advisory	Section 26-1.01
13-15	08/14/13	See memo	None	HMA Pavement Pay Items for 2014 Standard Specifications Section 402		Advisory	Mixture Type Conversion Table, USP HMA
13-14	08/08/13	Immediately	Ch. 10, Ch. 11, 402-5.05, 402-5.06, 402-6.01(03)	Indiana Design Manual Rewrite		Advisory
13-13	07/26/13	Letting on or after 09/01/13	45-1.02(06), 76-3.02(05), 76-3.02(06)	Centerline and Edge Line Rumble Stripes		Advisory	Section 45-1.02(06), 76-3.02(05), 76-3.02(06)
13-12	06/12/13	Stage 2 Submission On or After July 1, 2013	78-3.04, 78-5.0, 78-6.0, 78-7.0	Lighting Design Procedure		Advisory	Section 78-3.04, 78-5.0, 78-6.0, 78-7.0 Fig 78-5B, Fig 78-5C
13-11	05/29/13	Immediately	See memo	Indiana Design Manual Errata and Editorial Revisions		Advisory
13-10	04/15/13	Immediately	51-12.0	Roundabouts		Advisory	Roundabout Design Checklist
13-09	04/12/13	Preliminary Field Check on or after 06/01/13 or as noted	Chapters 49 & 55	Small Structure Replacement, Guardrail Runout Length		Advisory	RDG Table 5-10(b)
13-08	03/27/13	Immediately	Chapter 18	Indiana Design Manual Rewrite		Advisory
13-07	03/27/13	Letting on or after 09/01/13	77-4.05	Signal Display		Advisory	Section 77-4.05
13-06	03/27/13	Letting on or after 09/01/13	77-5.05	Signal Electrical System		Advisory	Section 77-5.05
13-05	03/04/13	Immediately	203-2.02(02)	In-Kind Replacement Policy	Policy		Section 203-2.02(02)
13-04	03/04/13	Immediately	203-2.02(10) 201-1.05 thru 1.08 Figs 201-1A thru 201-1G	Flowline Elevation, Pipe Material Selection		Advisory	Section 203-2.02(10) Section 201-1.05 thru 1.08 and figures
13-03	02/08/13	Ready for Contracts on or after 04/01/13	82-6.03	2013 Interstate Highways Congestion Policy (IHCP)	Policy
13-02	01/25/13	Stage 1 Submission on or after 03/31/13	Ch. 15	INDOT CAD Standards Manual		Advisory	CAD Standards Style Sheet
13-01	01/07/13	Immed	See memo	Indiana Design Manual 2013		Advisory	IDM Chapter Reorganization
Number	Memo Date	Effective Date	Affected Design Manual Section	Subject	PDF Files
					Policy	Advisory	Attachments
12-21	10/05/12	Stage 2 Submission on or after 12/21/12	409-9.0	Use of AASHTO LRFD Bridge Design Specifications	Policy
12-15	06/08/12	09/12/12, Letting	52-11.01, item 4	Microsurfacing		Advisory	RSP 411-R-432
12-10	06/06/12	09/12/12, Letting	83-2.03(01)	Work-Site Speed Limit		Advisory	RSP 801-C-228
12-09	06/06/12	09/12/12, Letting	Figs 404-4B, 404-4C	Bridge Railings		Advisory	RSP 706-B-197 Fig 404-4B Fig 404-4C
12-08	05/17/12	09/12/12, Letting	410-5.01(06), 410-5.01(07)	Mechanically-Stabilized-Earth Retaining Wall Design		Advisory	RSP 731-R-597 Fig 410-5(0)A Fig 410-5(0)B
12-07	05/15/12	09/12/12, Letting	83-2.06	Portable Changeable Message Sign		Advisory	RSP 801-C-229 Fig 83-2E
12-02	02/16/12	Immed	31-4.05(06)	Pipe Lining		Advisory
Number	Memo Date	Effective Date	Affected Design Manual Section	Subject	PDF Files
					Policy	Advisory	Attachments
11-25	12/22/11	04/13/12, Letting	52-11.01 item 5	Ultrathin Bonded Wearing Course		Advisory	RSP 414-R-590
11-12	07/08/11	Immediately	See memo	Metric-Units Plans		Advisory
11-09	04/05/11	05/11/11, Letting	49-5.01(04)	High-Tension Cable-Barrier System (CBS)		Advisory	RSP 627-R-546 RPD 627-R-546d
Number	Memo Date	Effective Date	Affected Design Manual Section	Subject	PDF Files
					Policy	Advisory	Attachments
09-33	12/14/09	03/03/10, Letting	51-1.08	Modification Project Which Requires American Disability Act (ADA) Component Upgrades	Policy
09-13	05/08/09	09/10/09, Letting	75-6.01	Overhead Box-Truss Sign Structures & Foundations		Advisory
07-10	07/26/07	Immed	82-3.05	Worksite Increased-Penalty Signs		Advisory	RPD Eng. 801-R-542d RPD Eng. 801-R-543d R RPD Eng. 801-R-544d RPD Met. 801-R-542d RPD Met. 801-R-543d RPD Met. 801-R-544d
03-07	7/02/03	Immed	unknown	Policy for Context Sensitive Solution	Policy
01-14	12/10/01	Immed	unknown	Water Main & Sanitary Sewer Construction in Contracts		Advisory