IX. 1

See these resources: HDS6-01 (Section 9.3), HEC20-95 (Section 4.3 to 4.7), HDS1-78 (Section 11), TXDOT-02 (Section 4.4), FITD Class CD

IX. Overview Of Design Process

A.Project Initiation: Three Level Design Approach –

(Section 9.3.1 of HDS6-01) (Section 4.3.1 to 4.3.3; 4.4 to 4.7 in HEC20-95)

Develop a Project Concept – (Section 9.3.2 of HDS6-01)

Assemble Available Data – (Section 9.3.2 of HDS6-01)

Conduct a Field Reconnaissance – (Section 9.3.1 of HDS6-01)

Collect Additional Field Data – (Section 9.3.1 of HDS6-01)

IX. 2

[HANDOUT P. 4-7 OF TXDOT-02]

IX. 3

IX. Overview Of Design Process

B.Principal Factors to be Considered in Design: Types of Rivers – (Section 9.2.1 of HDS6-01) Location of crossing – (Section 9.2.2 of HDS6-01) River Characteristics – (Section 9.2.3 of HDS6-01) River Geometry – (Section 9.2.4 of HDS6-01)

(Section 3 of SS9-02) Hydrologic Data – (Section 9.2.5 of HDS6-01) Hydraulic Data – (Section 9.2.6 of HDS6-01) Characteristics of the Watershed –

(Section 9.2.7 of HDS6-01) Flow Alignment – (Section 9.2.8 of HDS6-01) Floodplain Flow – (Section 9.2.9 of HDS6-01)

[CONTINUED]

IX. 4See these resources: HDS6-01 (Section 9.2), SS9-02 (Section 7.3), FITD Class CD

IX. Overview Of Design Process

B.Principal Factors to be Considered in Design: [CONTINUED] Final Site Selection –

(Section 9.2.10 of HDS6-01) Channel Stability –

(Section 9.2.11 of HDS6-01) Short-Term Response –

(Section 9.2.12 of HDS6-01) Long-Term Response –

(Section 9.2.13 of HDS6-01)

IX. 5

[HANDOUTSpp. 9.1 TO 9.6 OF HDS6-01;

Section 7.3 of SS9-02]

IX. 6

IX. Overview Of Design Process

C. Resources:1. Checklist of Data Needs Includes:

Maps Photos Surveys Information on Existing Structures, Bridges, Dams,

Diversions, or Outfalls Soils Climatological Land Use Hydrologic Data

[CONTINUED]

IX. 7See these resources: TABLE 8.1 OF HDS6-01, FITD Class CD

IX. Overview Of Design Process

C.Resources:1. Checklist of Data Needs Includes:

[CONTINUED]

Existing Floodplain Studies Channel Geometry Sediment Discharge Planned Projects

IX. 8See these resources: TABLE 8.1 OF HDS6-01, FITD Class CD

IX. Overview Of Design Process

C.Resources:2. Checklist of Data Sources Includes:

Topographic Maps Datums

Planimetric Maps Aerial Photographs

Historical

Transportation Maps Survey Geologic Maps

[CONTINUED]

IX. 9See these resources: TABLE 8.2 OF HDS6-01, FITD Class CD

IX. Overview Of Design Process

C.Resources:2. Checklist of Data Sources Includes:

[CONTINUED] Soil Data Climatological Data Stream Flow Data Floodplain Studies Sedimentation Data Environmental Data

IX. 10

IX. Overview Of Design Process

C.Resources:1. Checklist of Data Needs Includes:

2. Checklist of Data Sources Includes:

3. Use CLOMR process as part of the pre-design process.

CLOMR process considers basic Hydraulics and Hydrologic parameters.

IX. 11

[HANDOUTSpp. 8.5 to 8.10 OF HDS6-01]

IX. 12

IX. Overview Of Design Process

D.Design Checklists:Many types of Design Checklists are located in the Resource Literature.Researching them prior to design often lends valuable insights to the designer…

IX. 13

[HANDOUT:Excerpts of AHDG-99]

IX. Overview Of Design Process

D.Design Checkists:Some examples: 1.Checklist for Planning and Locating Specific

Structures (i.e., AASHTO and ADOT)

IX. 14

[HANDOUT:Excerpts of FPIC]

IX. Overview Of Design Process

D.Design Checkists:2.Checklist of Broad Design Components

for Specific Structures (i.e., checklists regulating agencies may use for review)

IX. 15

[HANDOUT:Excerpts of MC-VII-96]

IX. Overview Of Design Process

D.Design Checkists:3.Checklist of In-Depth Design Procedure

for Specific Structures (i.e., Culverts)