Menu

Quick Search

Enter locomotive number in the box below and press 'Go'!

Content is coming here as you probably can see. Content is coming here as you probably can see.


?

In Touch

Donations

Counter

Ad Visitor Statistics
» 6 Online
» 445 Today
» 4146 Yesterday
» 22690 Week
» 17217 Month
» 1014875 Year
» 4041728 Total
Record: 10235 (26/09/2023)
(Free MySQL Counter)

GNR/LNER Ivatt "D4" Class 4-4-0


Class Types
GNR Class D2
LNER Class D4

General
Designer Henry Ivatt
Introduced 1896
Pre-Grouping Company Great Northern Railway
Grouping Company London and North Eastern Railway
Wheel Arrangement 4-4-0
Number Built as D4 51
First in Service 12/1896
Last in Service 10/1951
Manufacturers
ManufacturerTotal
Doncaster Works 51
Orders
BuilderSponsorOrder #DateSize
Doncaster Works  n/a 10/1896 1
Doncaster Works  201 03/1897 10
Doncaster Works  204 08/1897 10
Doncaster Works  207 01/1898 10
Doncaster Works  213 10/1898 10
Doncaster Works  219 09/1899 10

Illustration
Copyright: John Law
Power
Variant Introduced 1896
Tractive Effort 14,805lbs
Inside Cylinders 17.5" x 26" (2 off)
Inside Valves Slide
Inside Motion Stephenson

Wheels
Pony 3' 8"
Drivers 6' 8"
Locomotive Wheelbase 21' 3"
Tender Wheelbase 13'
Total Wheelbase 42' 10"
Descriptive Wheelbase 6' 3" + 6' 9" + 8' 3", 6' 6" + 6' 6"

Dimensions
Length (over buffers) 52' 23⁄4"
Weight (in running order) 82t 17cwt
Adhesive Weight 27t 18cwt
Maximum Axle Load 14t 9cwt
Water Capacity 3,170gal
Coal Capacity 6t 0cwt

Boiler & Firebox
Boiler Diagram 11
Boiler Max Diameter 4' 5"
Boiler Barrel Length 10' 1"
Boiler Pressure 175lbs
Boiler Pitch 7' 53⁄4"
Firebox Length 5' 6"
Firebox Grate Area 16.25ft2
Firebox Heating Surface 103ft2
Tube Number 213
Tube Diameter 13⁄4"
Tube Area 1016ft2
Total Evaporative Area 1119ft2