Caltrans > Business > Division of Design > Manuals & Guidance > Design Memoranda

Design Memoranda

Date	Subject
10/05/2012	Americans With Disabilities Act (ADA) Compliance
06/11/2012	Additional Guidelines on Curb Ramp Scoping and Design
05/04/2011	Highway Planting Cost per Acre and Water Assessment Fee Limits
03/16/2011	Design Information Bulletin (DIB) 81-01 - supercedes DIB 81
12/01/2010	Design Information Bulletin (DIB) 82-04 - supercedes DIB 82-03
01/09/2009	Small Capital Value Projects - Project Initiation Documents
06/16/2008	Implementing Assembly Bill 1531
11/19/2007	Design Information Bulletin 79-03 - supercedes DIB 79-02
03/07/2007	Use of Life Cycle Cost Analyses for Pavements
11/30/2006	Design Information Bulletin 86 (DIB 86): Selecting Asphalt Binder Type
11/17/2006	Revised Cost Estimating Procedures for the Scoping of Flexible Pavement Rehabilitation
08/11/2006	Preparing Pending Projects for Advertisement
10/02/2006	Design Information Bulletin 83-02 - Caltrans Supplement to FHWA Culvert Repair Practices Manual - updated 8-20-2011
06/16/2006	Declaration of Units of Measure - "English" or "Metric" Project
04/07/2006	Archiving As-Built Plans
01/26/2006	District Stewardship Responsibilities for Federally Eligible State Highway Projects
12/14/2005	Certification of Project Cost Estimate
10/04/2005	Relinquishment of State Highways by Legislative Enactment
09/15/2005	Engineer Estimates
08/05/2005	Overhead Sign Structure/Signal and Lighting Standards Policy
08/02/2005	U.S. Customary Units (English) Primer
04/29/2005	Cooperative Agreements
02/21/2005	Metric to U.S. Customary Units (English) Transition Team and Website
01/13/2005	Gateway Monument Demonstration Program
11/17/2004	Implementation and Distribution of the July 2004 Standard Plans
08/27/2004	CADD Users Manual Update
08/20/2004	Metric to U.S. Customary Units (English) Transition
07/30/2004	Cross-Section Preparation and Delivery
06/28/2004	Longer-Life Pavements
06/21/2004	Bid Item Price Escalation
12/16/2003	Project Shelf Guidance
12/09/2003	Hazardous Material Remediation for Special Funded and Jointly Funded Projects
12/05/2003	Processing of Department Resolutions of Necessity (RON) through the California Transportation Commission (CTC), County Board of Superviosrs (Board) or City Councils (Council)
10/03/2003	Revised Design Information Bulletin 80 - Roundabouts
08/05/2003	Transportation Art Policy
07/23/2003	Clarification of Value Enhancement for New Public Road Connections to Controlled Access Highways
11/26/2002	Tire Shreds in Civil Engineering Applications
11/26/2002	Resolution of Necessity (First and Second Level Reviews) Guidelines for Local Agencies Performing Work on the State Highway System
11/8/2002	Separate Contract Policy for Highway Planting Projects
9/30/2002	Guidelines for Use of A+B Bidding Provisions
9/27/2002	Reaffirmation of Metric Policy
9/25/2002	Caltrans Storm Water Quality Handbook - Project Planning and Design Guide, September 2002
5/24/2002	Memorandum of Understanding for Perfection of Title along Existing Segments of Highway Through United States Forest Service Lands in the State of California
4/25/2002	Exception to High and Low Risk Policy for the Statewide Exit Number and Vertical Clearance Sign Projects
3/26/2002	Purpose, Application and Approval Authority for Exceptions to Design Standards
12/12/2001	Designated Disposal, Staging, and Borrow Sites
12/10/2001	Local Agency Guideline for Right of Way Acquisition on State Highway System and Contracting Out
8/9/2001	PSR (PDS) Guidance: Project Initiation Documents for Project Development Support Components
	PSR(PDS) Exception Fact Sheet
3/6/2001	Use of 200-mm vertical extension on Type 50 Barrier
2/28/2001	Construction Contract Time
10/31/2000	As-Built Plans
09/25/2000	Fact sheet for Exceptions to Mandatory Design Standards
09/20/2000	CTC Action on Route Adoptions and New Public Road Connections
07/28/2000	Implementation of Change Control
06/12/2000	Delegation of Authority for Use of A+B Bidding and Incentive/Disincentive (I/D) Provisions
03/30/2000	Vertical Clearances on the Rural and Single Interstate Routing System
2/16/2000	Congestion Mitigation and Air Quality Improvement Funding memorandum
01/05/2000	Ramp Meter Design Manual
12/28/1999	Coastal Commission Involvement
12/15/1999	Maintaining Vertical and Horizontal Clearances Memorandum
12/8/1999	Guidelines for the Preparation of Project Study Reports
11/22/1999	Annual Review of Project Scope, Cost and Schedule
11/02/1999	Flexibility in Highway Design Memorandum
10/22/1999	Dual Units on Encroachment Permit Projects Memorandum
08/13/1999	District Delegation
06/04/1999	Design Senior Responsibilities
9/30/1998	Roadside Paving Memorandum
5/20/1998	Constructability Reviews
2/04/1998	Project Engineer Responsibilities
2/10/1997	Safety Memorandum
1/2/1996	Design Speeds Memorandum

This page last updated January 28, 2013