Modifier Type

Road Building Time

global_road_building_time

This impacts how much time it will take to build Roads in a Country.

Percentage · lower is better · Country


Fleury's National Road Network Proposal Scorned	Static Modifier	10 years	+15%
Commence Infrastructure Works Country modifier	Policy		−5% scaled by an amount that varies =1 +Middle Kingdom › Total members ÷ 100 +Efficiency of Our Cabinet ÷ 2 If Has `strengthened_ministry_of_works` +0.1
Commenced Infrastructure Works	Static Modifier	5 years	−5%
Uniting the Coast and the Inner Lands	Advance		−10%
Expanded Infrastructure Network	Advance		−10%
Continuation of the National Road Network	Static Modifier	5 years	−10%
The City Builder of Persia	Static Modifier	Permanent	−10%
Postal Relay Network	Static Modifier	10 years	−10%
Maintain Grand Trunk Road Country modifier	Cabinet Action		−15%
Protect the Grand Trunk Road	Advance		−20%
Connect the Interior	Advance		−20%
Mountain Roads Network	Advance		−20%
Road Network	Advance		−20%
Basic Roads	Advance		−20%
Control Over the Passes	Advance		−20%
Expand Gravel Road Network Modifier when in debate	Parliament Issue		−20%
Expand Gravel Road Network Modifier when in debate	Parliament Issue		−20%
Expand Modern Road Network Modifier when in debate	Parliament Issue		−20%
Expand Paved Road Network Modifier when in debate	Parliament Issue		−20%
Expand Paved Road Network Modifier when in debate	Parliament Issue		−20%
Expand Railroad Network Modifier when in debate	Parliament Issue		−20%
Centralized Offices Country modifier	Policy		−20%
Fleury's National Road Network	Static Modifier	15 years	−20%
Expansion of the State's Roads	Static Modifier	12 years	−20%
Ancestor's Instructions - Public Works	Static Modifier	Permanent	−25%
Gokaidō	Static Modifier	20 years	−25%
Expansion of the Royal Postal Roads	Static Modifier	15 years	−33%
Post Roads Expansion	Static Modifier	5 years	−33%