DRV 2.1.1 alias North Vietnam 2.1.1

DRV 2.1.1 terrain
Democratic Republic of Vietnam or better known as North Vietnam
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This terrain is written for SF2NA and SF2E or SF2I or SF2V.

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I. Short description:

This terrain covers North Vietnam, parts of South Vietnam and Thailand.
The timeframe of the terrain is from 1964 to 1979.

It is made as a NavalMap so that you can fly carrier missions against North Vietnam.

You can fly following missions for the Americans and their allies, the South Vietnamese:
SWEEP,CAP,ESCORT,INTERCEPT,STRIKE,SEAD,ANTI_SHIP,RECON,CAS,ARMED_RECON

For the North Vietnamese you can fly this missions:
CAP,INTERCEPT

DRV 2.1.1 is an updated version of DRV 2.1, which is an update of DRV 2.0, which is a rework of DRV 1.4, a terrain which i made 20 years ago. I gave it a new tileset, reworked the tiling and the target areas.

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I+. Update DRV 2.1

reworked the tiling of the terrain
reworked the placement of TOD objects on the tiles.
removed as many "potholes" in the landscape as possible
added the north vietnamese airfield Cat Bi
reworked all north vietnamese airfields to gives them a more or less correct layout
reworked all american air bases, to give them a more or less correct layout
renamed airbase Cam Thy to Tho Xuan
renamed airbase Hue to Phu Bai Combat Base
added the airfield Da Nang East (Marble Mountain Airfield)
reduced the number of SAM sites
relocated Gia Lam Airfield from west of Hanoi to east of Hanoi

Update DRV 2.1.1

added RSBN Nav System to North Vietnamese airfields
added radars to american airfields
added some fishing ports
reworked some coastal tiles
removed a fuel truck that parked middle on the runway at Udorn AFB
changed the original Sampan boats to GKABS much better looking boats
added a new tanker

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II. INSTALLATION:

To run this terrain you need SF2NorthAtlantic and SF2 Israel or SF2 Europe or SF2 Vietnam.

Unzip the folders Objects and Terrains into your saved game folder ...ThirdWire\StrikeFighters2XXXX

Thats it.

If you have SF2Europe installed you must do nothing more.
If you miss SF2E and have SF2Israel you must open file

DRV.ini

with Notepad editor and look for the lines:

//CatFile=..\IsraelME\IsraelME.cat
CatFile=..\GermanyCE\GermanyCE.cat

change the entry into:

CatFile=..\IsraelME\IsraelME.cat
//CatFile=..\GermanyCE\GermanyCE.cat

If you have SF2Vietnam, but no SF2 Europe then open

DRV.ini with Notepad editor and look for the lines

//CatFile=..\VietnamSEA\VietnamSEA.cat
CatFile=..\GermanyCE\GermanyCE.cat

change the entry ino:

CatFile=..\VietnamSEA\VietnamSEA.cat
//CatFile=..\GermanyCE\GermanyCE.cat

save the file
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III. Credits.

Tileset            is basing on Starys Green Hell 3.0 tileset. I converted it to jpg format and
            merged the 512x512 tiles to 1024x1024 pixel tiles.
Tileset green        made by Wilches
Korat Air Base        ArmourDave
UH-1 Huey                                   Wrench
AH-1 Cobra                                 ???
Radardome        Grumpapotamus
airfield components         are taken from AirfieldDevKit_v1.1 made by Pureblue
design of Nakhon Phanom AFB    by Wrench, inspired by Tannethal, modded by me
design of Ubon AFB            by Wrench, inspired by Tannethal, modded by me
Crader            Wrench
Techniker.LOD         is made by Geezer, modded by me
industrial factories         are made by Geezer.
POW.LOD         is made by Geezer, modded by ZwergUhu
Pit1            is made by Raven, modded by me
RSBN-4N                                     is made by Yakarov
ZIL-130-KNS-1PM-2                  is made by Yakarov
ZIL-157_SA2_Trailer                 made by Yakarov(???), taken from SF2_SAMs_Pack
american airfield radars            are made by GKABS
fishing port                                   is made by GKABS
Tanker_Vietnam                          is made by Juhlhelm as Cargoship
GK-Ha-Long                                is made by GKABS
GK-Junk-Boat                              is made by GKABS
GK-Junk-Furled-Sail                   is made by GKABS

I hope i have not forgotten someone.
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IV. This Terrain is Freeware. Commercial use is not allowed.

And i say it again for the YAP, YankeeAirPirates file thiefs, the usage of this terrain and/or parts of  the terrain for commercial use is not allowed!!!!!

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V.

For remarks, comments, bugs, etc please use CombatAce forum or send me a PM.

Hope you enjoy it.

Michael (Gepard)

Made in Germany
07. December 2025