Tuesday, January 13, 2009

Second Draft Of Givens & Druthers

Givens

Aisle Width

Preferred: 36”
Okay: 30”
Minimum: 24”

Benchwork Width

Preferred: 24”
Okay: 18”
Minimum: 6”

Deck Height From Floor

Minimum: 50”
Maximum: 70”

Minimum Radius

Mainline: 36”
Branch Line: 30”
Sidings: 24”

Gradients

Mainline: 1 in 60
Branch Line: 1 in 40

Turnout Frogs

Main Line: No. 8
Branch Line: No. 6
Sidings: No. 6

Multi-Track Spacing

Standard: 2”
Curves: 2¼”

Track Over Track Spacing

Railhead To Railhead: 3½”

Track Distance From Edge

Front Edge: 1¼”
Back Edge (Back-Drop): 2”

Train Length

Measured In S Trucks: 60 S Trucks (18 Feet)

General

Operate Using A Timetable.
Staging Sufficient To Operate An Entire 24-Hour Day.
Walk-Around, Point To Point Track Plan.
Long Main Line Run.
Realistic Operation Using Signal & Telegraph, Staff & Ticket.
Digital Command Control Wireless Throttles.
Reverse-Loop Staging For Main Staging Yards, Stub Yards For Elsewhere.
A Continuous Run For Testing Locomotives.
Minimum Deck Seperations Of 12”.
Layout To Be Able To Be Operated By One Person.

Druthers

Room Esthetics

Carpeted Floors
Air-Conditioning
Painted Walls
No Exposed Wires
Bright And Even Lighting (Shadow Box)
Curtain, Fascia & Valance

Design Philosophy

At Least 25 Feet Between Towns
Minimum Hidden Trackage
Minimum Number Of Turnback Blobs
No Duck-Unders, Nod-Unders Are Okay
Exceed 30” Minimum Radius Wherever Possible

1 comment:

The Nimmitabel Extension said...

John, great to read the progress of your layout in planning, I found your blog through Geoff and Craig's blogs. I joined the blog scene to follow your progress and as I am in stages of layout development , hope to learn and share from others. All the best.