Just started Dead Money, have had no issues with TTW other than one where in the Medical Center and the Police Station, the pathways that separate rooms are blue. Doors and just open paths as well.
Specs:
AMD A10-5700
8 GB ram
Windows 8
Fallout: NV is from Steam, FO:3 is disk version (game of the year edition, games for windows)
GameMode=FalloutNV
FalloutNV.esm=1
DeadMoney.esm=1
HonestHearts.esm=1
OldWorldBlues.esm=1
LonesomeRoad.esm=1
GunRunnersArsenal.esm=1
CaravanPack.esm=1
ClassicPack.esm=1
MercenaryPack.esm=1
TribalPack.esm=1
Fallout3.esm=1
Anchorage.esm=1
ThePitt.esm=1
BrokenSteel.esm=1
PointLookout.esm=1
Zeta.esm=1
TaleOfTwoWastelands.esm=1
TTWFixes.esm=1
NevadaSkies.esm=1
IWS-Core.esm=1
CFWNV.esm=1
CFW-DLC.esp=1
TTW_XPReduction.esp=1
TTW_NoKarmaDCFollowers.esp=1
TTW_MoreCookingItems.esp=1
TTW_Bobbleheads.esp=1
TTW_StashPackOptions.esp=1
TTW_CompanionWheelFixesForReal.esp=1
TTW_Transportalponder.esp=1
TTW_Companions_Essential.esp=1
IWS-Core-Guards.esp=1
IWS-Core-Patrols.esp=1
IWS-Core-Civilians.esp=1
IWS-DM.esp=1
IWS-HH.esp=1
IWS-OWB.esp=1
IWS-LR.esp=1
dD - Enhanced Blood Main NV.esp=1
PerkEveryLevel.esp=1
CONELRAD 640-1240.esp=1
Vurt's WFO.esp=1
NevadaSkies - Basic Edition.esp=0
NevadaSkies - Ultimate DLC Edition.esp=0
NevadaSkies - TTW Edition.esp=1
citadel_fix-for_v2-4a.esp=1