Arma Reforger:Environment Metrics

This document provides metrics used to design vanilla gameplay and assets.

⚠

Values in this document are provided in centimeters and degrees.

Character

The Vault/Climb distinction is made at 145 cm. Anything below will make the character vault, anything over will make the character climb.

Measurement	Prone	Crouch	Stand
Pass under	70 cm	150 cm	195 cm
Cover	55 cm	115 cm	185 cm
Shoot Over	5 cm	65 cm	125 cm
Move Over	20 cm		40 cm
Ignore	5 cm

Vehicle

• Small Vehicles represent car-like and civilian-sized vehicles
• Large Vehicles represent armored-like and military-sized vehicles

Underpasses

Measurement	Small Vehicles	Large Vehicles
Width	≥ 340 cm	≥ 440 cm
Height	270-300 cm	≥ 400 cm

Building

• Common metrics represent "normal" buildings (civilian houses, offices, etc)
• Uncommon metrics represent special buildings (bunkers, sheds, etc)

Measurement	Value
Maximum intended terrain slope	20°
Maximum foundation height	600 cm

Floor and Walls

Measurement	Common	Uncommon
Ceiling/floor thickness	30-50 cm	≥ 15 cm
Ceiling height	270-330 cm	≥ 220 cm
Load-bearing wall thickness	40 cm	-
Partition wall thickness	20 cm	≥ 10 cm

Door

Measurement	Common	Uncommon
Width	125 cm	90 cm
Height	237 cm	200 cm
Handle height	115 cm
Frameless width	141	106
Frameless height	245	208

Window

Measurement	Small Window	Large Window
Min distance from the floor	169 cm	99 cm

Common dimensions

		Height
		47	72	118	142	182*
Width	70	70 × 47	70 × 72	-	70 × 142	70 × 182
	90	-	90 × 72	-	90 × 142	90 × 182
	110	-	-	110 × 118	110 × 142	-
	130	-	130 × 72	-	130 × 142	130 × 182
	170	-	170 × 72	-	170 × 142	170 × 182
	195	-	195 × 72	195 × 142	195 × 182	-

* recommended ceiling height: 330 cm

ⓘ

Some other uncommon formats exist, such as e.g 260×230 for the air control tower.

Stairs

• use only simple shapes (straight, U-shaped, L-shaped)
• narrow stairs should only be straight

Measurement	Common	Uncommon
Staircase width	185 cm	125 cm
Recommended step height	19 cm
Recommended step depth	30 cm
Ceiling height	≥ 270 cm
Maximum slope angle	45°

Furniture

Measurement	Dimensions
Seating (Chair, Sofa, Bed)	50 cm
Bed length	230 cm
Regular table height	90 cm
Work place height	100 cm

Ladder

Measurement	Value
First step	34 cm
Step height	32 cm
Bar diameter	4.2 cm
Side bars' height above the last step	70 cm
Automatic animation adjustment range	90-75° (forward slope)
Minimum distance from nearby colliders	80 cm total width, 100 cm behind