Seger's Taxonomy of Limited-Access Interchanges

When you see a description of an interchange on my exit lists, this is what I base them on. I started with Kurumi's Field Guide to Interchanges, then expanded it to fit my observations and idiosyncrasies


Diamond
Half DiamondI-70/Hoke Rd
Trotwood, OH
Modified Half DiamondSR 844/Col Glenn Highway
Fairborn, OH
DiamondI-675/SR 444
Fairborn, OH
Modified DiamondI-675/Dayton-Yellow Springs Road
Fairborn, OH
Folded DiamondUS 35/Lower Bellbrook Road
Xenia, OH
Single Point UrbanI-270/Sawmill Road
Columbus, OH
Full
CloverleafI-70/I-75 (current design)
Vandalia, OH
Flyover/1I-675/US 35
Beavercreek, OH
Flyover/2US 35/Steve Whalen Boulevard
Dayton, OH
Flyover/3I-70/I-75 (proposed redesign)
Vandalia, OH
Flyover/4I-90/94 / I-290,
Chicago, IL
Modified Flyover/1I-70 / OH 4/235
Montgomery Co., OH
Modified Flyover/2I-65 South/I-465
Indianapolis, IN
StackI-75/US 35
Dayton, OH
Inside StackI-25/I-40 (original design)
Albuquerque, NM
3-ways
Merge/SplitI-70/US 35
Preble Co., OH
Inside Merge/SplitUS 23 South/US 35 East
Chillicothe, OH
YI-75/SR 4
Dayton, OH
TrumpetI-675/Wright-Patterson AFB Area B
Beavercreek, OH
Double TrumpetI-75/I-675
Montgomery Co., OH
Variants
5-rampI-675/Indian Ripple Road
Beavercreek, OH
6-rampI-70/Emerson Avenue
Indianapolis, IN
Reverse 6-rampUS 35/US 42
Xenia, OH
Modified 6-rampI-70/Keystone Avenue
Indianapolis, IN
Half CloverleafI-70/Airport Expressway
Indianapolis, IN
HybridI-75/Stanley Avenue
Dayton, OH