diff --git a/src/game/bondeyespy.c b/src/game/bondeyespy.c
index cb1ad8dd9..e53137f0e 100644
--- a/src/game/bondeyespy.c
+++ b/src/game/bondeyespy.c
@@ -52,7 +52,7 @@ u32 var80070edc = 0x00000bb8;
 f32 eyespyFindGround(s16 *floorroom)
 {
 	struct prop *prop = g_Vars.currentplayer->eyespy->prop;
-	bool thing;
+	s32 inlift;
 	struct prop *lift;
 	struct coord pos;
 	f32 yoffset = 50;
@@ -70,7 +70,7 @@ f32 eyespyFindGround(s16 *floorroom)
 	pos.y = prop->pos.y + yoffset;
 	pos.z = prop->pos.z;
 
-	ground = coordFindGroundY(&pos, 26, prop->rooms, NULL, NULL, NULL, floorroom, &thing, &lift);
+	ground = coordFindGroundY(&pos, 26, prop->rooms, NULL, NULL, NULL, floorroom, &inlift, &lift);
 
 	if (ground < -30000) {
 		ground = -30000;
diff --git a/src/game/bondgrab.c b/src/game/bondgrab.c
index e20f49942..4555b4937 100644
--- a/src/game/bondgrab.c
+++ b/src/game/bondgrab.c
@@ -1638,7 +1638,7 @@ void func0f0ce1ac(void)
 	f32 stack;
 	s32 i;
 	f32 tmp;
-	bool inlift;
+	s32 inlift;
 	struct prop *lift = NULL;
 	f32 dist;
 	f32 f14;
diff --git a/src/game/bondwalk.c b/src/game/bondwalk.c
index 50e05b460..ca039a397 100644
--- a/src/game/bondwalk.c
+++ b/src/game/bondwalk.c
@@ -1352,7 +1352,7 @@ void currentPlayerUpdateVerticalMovement(void)
 	struct coord testpos;
 	struct coord newpos;
 	s16 newrooms[8];
-	bool newinlift;
+	s32 newinlift;
 	struct prop *lift = NULL;
 	f32 sumground;
 	f32 moveamount;
diff --git a/src/game/chr/chraction.c b/src/game/chr/chraction.c
index ad6c04877..568b4cf41 100644
--- a/src/game/chr/chraction.c
+++ b/src/game/chr/chraction.c
@@ -32138,16 +32138,16 @@ s32 func0f004cd84(s32 arg0, s32 arg1)
 void func0f04cf90(struct chrdata *chr, s32 arg1)
 {
 	if (chr && chr->animdata && chr->animdata->unk08) {
-		s32 value = func0001a91c(chr->animdata->unk08, arg1);
-		u32 *ptr = NULL;
+		void *value = func0001a91c(chr->animdata->unk08, arg1);
+		struct animdata10 *animdata10 = NULL;
 
 		if (value != 0) {
-			ptr = func0001aa1c(chr->animdata, value);
+			animdata10 = func0001aa1c(chr->animdata, value);
 		}
 
-		if (ptr) {
-			u32 value = *ptr;
-			*ptr = (value == 0);
+		if (animdata10) {
+			u32 value = animdata10->unk00;
+			animdata10->unk00 = (value == 0);
 		}
 	}
 }
diff --git a/src/game/game_02cde0.c b/src/game/game_02cde0.c
index b20a6ca8a..3e443615e 100644
--- a/src/game/game_02cde0.c
+++ b/src/game/game_02cde0.c
@@ -958,8 +958,8 @@ struct prop *propAllocateEyespy(struct pad *pad, s16 room)
 	s16 rooms[2];
 	struct prop *prop;
 	struct chrdata *chr;
-	u32 lVar3;
-	bool thing;
+	struct animdata *animdata;
+	s32 inlift;
 	struct prop *lift;
 	f32 ground;
 	u32 stack[2];
@@ -991,10 +991,10 @@ struct prop *propAllocateEyespy(struct pad *pad, s16 room)
 	}
 #endif
 
-	lVar3 = func0f02d36c(BODY_EYESPY, 0, 0);
+	animdata = func0f02d36c(BODY_EYESPY, 0, 0);
 
-	if (lVar3) {
-		prop = func0f020cc8(lVar3, &pad->pos, rooms, 0, ailistFindById(GAILIST_IDLE));
+	if (animdata) {
+		prop = func0f020cc8(animdata, &pad->pos, rooms, 0, ailistFindById(GAILIST_IDLE));
 
 		if (prop) {
 			func0f0604bc(prop);
@@ -1009,7 +1009,7 @@ struct prop *propAllocateEyespy(struct pad *pad, s16 room)
 			chr->visionrange = 0;
 			chr->race = bodyGetRace(chr->bodynum);
 
-			ground = coordFindGroundY(&pad->pos, 30, rooms, NULL, NULL, NULL, NULL, &thing, &lift);
+			ground = coordFindGroundY(&pad->pos, 30, rooms, NULL, NULL, NULL, NULL, &inlift, &lift);
 			chr->ground = ground;
 			chr->manground = ground;
 
diff --git a/src/include/constants.h b/src/include/constants.h
index f75dbeb5c..c745039b6 100644
--- a/src/include/constants.h
+++ b/src/include/constants.h
@@ -551,6 +551,8 @@
 #define FLOORFLAG_0100 0x0100
 #define FLOORFLAG_DIE  0x4000
 
+#define FLOORTYPE_ESCALATOR 4
+
 #define FRFAILREASON_NOTFAILED         0
 #define FRFAILREASON_OUTOFAMMO         1
 #define FRFAILREASON_TIMEOVER          2
@@ -2527,6 +2529,11 @@
 #define TEAM_32        0x32
 #define TEAM_NONCOMBAT 0x80
 
+#define TELEPORTSTATE_0        0
+#define TELEPORTSTATE_STARTING 1
+#define TELEPORTSTATE_3        3
+#define TELEPORTSTATE_4        4
+
 #define TICKMODE_0        0
 #define TICKMODE_1        1
 #define TICKMODE_3        3
@@ -2535,10 +2542,7 @@
 #define TICKMODE_6        6
 #define TICKMODE_AUTOWALK 7
 
-#define TELEPORTSTATE_0        0
-#define TELEPORTSTATE_STARTING 1
-#define TELEPORTSTATE_3        3
-#define TELEPORTSTATE_4        4
+#define TILEFLAG_0020 0x0020
 
 #define VISIONMODE_NORMAL       0
 #define VISIONMODE_XRAY         1
diff --git a/src/include/game/game_02cde0.h b/src/include/game/game_02cde0.h
index 2e43d97f1..a696a0d92 100644
--- a/src/include/game/game_02cde0.h
+++ b/src/include/game/game_02cde0.h
@@ -7,7 +7,7 @@ u32 bodyGetRace(s32 bodynum);
 bool bodyLoad(u32 bodynum);
 u32 func0f02ce8c(void);
 u32 func0f02d338(void);
-u32 func0f02d36c(u32 bodynum, u32 arg1, u32 arg2);
+struct animdata *func0f02d36c(u32 bodynum, u32 arg1, u32 arg2);
 u32 func0f02d3f8(void);
 u32 bodyGetHead(u32 bodynum);
 u32 func0f02d4fc(void);
diff --git a/src/include/lib/lib_1a500.h b/src/include/lib/lib_1a500.h
index fa95978f6..b7b710650 100644
--- a/src/include/lib/lib_1a500.h
+++ b/src/include/lib/lib_1a500.h
@@ -14,7 +14,7 @@ u32 func0001a740(void);
 u32 func0001a784(void);
 u32 func0001a7cc(void);
 u32 func0001a85c(void);
-s32 func0001a91c(u32 arg0, s32 arg1);
+void *func0001a91c(struct animdata08 *arg0, s32 arg1);
 u32 func0001a9bc(void);
 u32 func0001a9e8(void);
 struct animdata10 *func0001aa1c(struct animdata *animdata, void *arg1);
diff --git a/src/include/lib/lib_233c0.h b/src/include/lib/lib_233c0.h
index e0b6c88a2..6eb9fc4dc 100644
--- a/src/include/lib/lib_233c0.h
+++ b/src/include/lib/lib_233c0.h
@@ -47,8 +47,8 @@ u32 func00025724(void);
 u32 func00025774(void);
 u32 func00025848(void);
 u32 func00025928(void);
-u32 func00025b70(void);
-u32 func00025bdc(void);
+void func00025b70(struct tile *tile, u16 *floorcol);
+void func00025bdc(struct tile *tile, u8 *floortype);
 u32 func00025c74(void);
 u32 func00025f90(void);
 u32 func000260cc(void);
@@ -65,7 +65,7 @@ u32 func000272f8(void);
 s32 func000274e0(struct geo *geo, f32 x, f32 z, f32 angle, s32 arg4, s32 arg5);
 s32 func000276c8(struct geo *geo, f32 x, f32 z, f32 angle, s32 arg4, s32 arg5);
 u32 func00027738(void);
-u32 func00027d1c(void);
+void func00027d1c(struct coord *pos, f32 width, s16 *rooms, u32 arg3, u32 arg4, u32 arg5, f32 arg6, f32 arg7, u32 *arg8, u32 arg9);
 u32 func00027f78(void);
 u32 func00028200(void);
 u32 func0002840c(void);
@@ -74,10 +74,10 @@ u32 func0002885c(void);
 u32 func00028914(void);
 u32 func00028df0(void);
 u32 func0002901c(void);
-u32 func000296a0(void);
+f32 func000296a0(u32 *arg0, struct coord *pos, struct tilething **arg2, f32 width);
 bool func00029ffc(struct coord *pos, f32 width, f32 foreheadheight, f32 inversefeettoeyesheight, s16 *rooms, u32 arg5, struct coord *laddernormal);
 u32 func0002a13c(void);
-f32 coordFindGroundY(struct coord *pos, f32 width, s16 *rooms, u16 *floorcol, u8 *floortype, u16 *floorflags, s16 *floorroom, bool *inlift, struct prop **lift);
+f32 coordFindGroundY(struct coord *pos, f32 width, s16 *rooms, u16 *floorcol, u8 *floortype, u16 *floorflags, s16 *floorroom, s32 *inlift, struct prop **lift);
 f32 func0002a330(struct coord *pos, f32 width, s16 *rooms, s32 arg3, s32 arg4);
 f32 func0002a36c(struct coord *coord, s16 *arg1, s32 arg2, s32 arg3);
 u32 func0002a400(void);
diff --git a/src/include/types.h b/src/include/types.h
index 4f80cb078..c1a27447e 100644
--- a/src/include/types.h
+++ b/src/include/types.h
@@ -5683,4 +5683,21 @@ struct mpconfigfull {
 	struct mpstrings strings;
 };
 
+struct tile {
+	/*0x00*/ u8 unk00; // 0 or 1 to enable floorcol, 2 or 3 to disable
+	/*0x01*/ u8 unk01;
+	/*0x02*/ u16 flags;
+	/*0x04*/ u8 floortype;
+	/*0x08*/ u32 unk08;
+	/*0x0c*/ u32 floorcol;
+};
+
+struct tilething {
+	struct tile *tile;
+	u32 unk04;
+	u32 unk08;
+	struct prop *lift;
+	u32 floorroom;
+};
+
 #endif
diff --git a/src/lib/lib_233c0.c b/src/lib/lib_233c0.c
index 357cf3b6f..937721d4b 100644
--- a/src/lib/lib_233c0.c
+++ b/src/lib/lib_233c0.c
@@ -7782,112 +7782,60 @@ glabel func0002a13c
 /*    2a1ac:	27bd0058 */ 	addiu	$sp,$sp,0x58
 );
 
+f32 coordFindGroundY(struct coord *pos, f32 width, s16 *rooms, u16 *floorcol,
+		u8 *floortype, u16 *floorflags, s16 *floorroom, s32 *inlift, struct prop **lift)
+{
+	u32 sp76[105];
+	struct tilething *sp72 = NULL;
+	f32 ground;
+	struct tile *tile = NULL;
+
+	func00027d1c(pos, width, rooms, 0x3f, 3, 0, 0, 0, sp76, 20);
+	ground = func000296a0(sp76, pos, &sp72, width);
+
+	if (sp72) {
+		tile = sp72->tile;
+	}
+
+	if (floorcol) {
+		func00025b70(tile, floorcol);
+	}
+
+	if (floortype) {
+		func00025bdc(tile, floortype);
+	}
+
+	if (floorflags && tile) {
+		*floorflags = tile->flags;
+	}
+
+	if (floorroom) {
+		if (sp72) {
+			*floorroom = sp72->floorroom;
+		} else {
+			*floorroom = -1;
+		}
+	}
+
+	if (inlift) {
+		if (tile && tile->unk00 == 1 && (tile->flags & TILEFLAG_0020)) {
+			*inlift = true;
+			*lift = sp72->lift;
+
+			if (*lift && (*lift)->obj->obj == MODEL_ESCA_STEP && floortype) {
+				*floortype = FLOORTYPE_ESCALATOR;
+			}
+		} else {
+			*inlift = false;
+			*lift = NULL;
+		}
+	}
+
+	return ground;
+}
+
 GLOBAL_ASM(
-glabel coordFindGroundY
-/*    2a1b0:	27bdfe10 */ 	addiu	$sp,$sp,-496
-/*    2a1b4:	44800000 */ 	mtc1	$zero,$f0
-/*    2a1b8:	afbf0034 */ 	sw	$ra,0x34($sp)
-/*    2a1bc:	afb00030 */ 	sw	$s0,0x30($sp)
-/*    2a1c0:	afa701fc */ 	sw	$a3,0x1fc($sp)
-/*    2a1c4:	27af004c */ 	addiu	$t7,$sp,0x4c
-/*    2a1c8:	240e0003 */ 	addiu	$t6,$zero,0x3
-/*    2a1cc:	24180014 */ 	addiu	$t8,$zero,0x14
-/*    2a1d0:	afa401f0 */ 	sw	$a0,0x1f0($sp)
-/*    2a1d4:	afa501f4 */ 	sw	$a1,0x1f4($sp)
-/*    2a1d8:	afa00048 */ 	sw	$zero,0x48($sp)
-/*    2a1dc:	00008025 */ 	or	$s0,$zero,$zero
-/*    2a1e0:	afb80024 */ 	sw	$t8,0x24($sp)
-/*    2a1e4:	afae0010 */ 	sw	$t6,0x10($sp)
-/*    2a1e8:	afaf0020 */ 	sw	$t7,0x20($sp)
-/*    2a1ec:	2407003f */ 	addiu	$a3,$zero,0x3f
-/*    2a1f0:	afa00014 */ 	sw	$zero,0x14($sp)
-/*    2a1f4:	e7a00018 */ 	swc1	$f0,0x18($sp)
-/*    2a1f8:	0c009f47 */ 	jal	func00027d1c
-/*    2a1fc:	e7a0001c */ 	swc1	$f0,0x1c($sp)
-/*    2a200:	27a4004c */ 	addiu	$a0,$sp,0x4c
-/*    2a204:	8fa501f0 */ 	lw	$a1,0x1f0($sp)
-/*    2a208:	27a60048 */ 	addiu	$a2,$sp,0x48
-/*    2a20c:	0c00a5a8 */ 	jal	func000296a0
-/*    2a210:	8fa701f4 */ 	lw	$a3,0x1f4($sp)
-/*    2a214:	8fb90048 */ 	lw	$t9,0x48($sp)
-/*    2a218:	e7a00044 */ 	swc1	$f0,0x44($sp)
-/*    2a21c:	8fa501fc */ 	lw	$a1,0x1fc($sp)
-/*    2a220:	13200002 */ 	beqz	$t9,.L0002a22c
-/*    2a224:	00000000 */ 	sll	$zero,$zero,0x0
-/*    2a228:	8f300000 */ 	lw	$s0,0x0($t9)
-.L0002a22c:
-/*    2a22c:	50a00004 */ 	beqzl	$a1,.L0002a240
-/*    2a230:	8fa50200 */ 	lw	$a1,0x200($sp)
-/*    2a234:	0c0096dc */ 	jal	func00025b70
-/*    2a238:	02002025 */ 	or	$a0,$s0,$zero
-/*    2a23c:	8fa50200 */ 	lw	$a1,0x200($sp)
-.L0002a240:
-/*    2a240:	50a00005 */ 	beqzl	$a1,.L0002a258
-/*    2a244:	8fa20204 */ 	lw	$v0,0x204($sp)
-/*    2a248:	0c0096f7 */ 	jal	func00025bdc
-/*    2a24c:	02002025 */ 	or	$a0,$s0,$zero
-/*    2a250:	8fa50200 */ 	lw	$a1,0x200($sp)
-/*    2a254:	8fa20204 */ 	lw	$v0,0x204($sp)
-.L0002a258:
-/*    2a258:	50400006 */ 	beqzl	$v0,.L0002a274
-/*    2a25c:	8fa20208 */ 	lw	$v0,0x208($sp)
-/*    2a260:	52000004 */ 	beqzl	$s0,.L0002a274
-/*    2a264:	8fa20208 */ 	lw	$v0,0x208($sp)
-/*    2a268:	96080002 */ 	lhu	$t0,0x2($s0)
-/*    2a26c:	a4480000 */ 	sh	$t0,0x0($v0)
-/*    2a270:	8fa20208 */ 	lw	$v0,0x208($sp)
-.L0002a274:
-/*    2a274:	8fa90048 */ 	lw	$t1,0x48($sp)
-/*    2a278:	50400008 */ 	beqzl	$v0,.L0002a29c
-/*    2a27c:	8fa3020c */ 	lw	$v1,0x20c($sp)
-/*    2a280:	11200004 */ 	beqz	$t1,.L0002a294
-/*    2a284:	240bffff */ 	addiu	$t3,$zero,-1
-/*    2a288:	8d2a0010 */ 	lw	$t2,0x10($t1)
-/*    2a28c:	10000002 */ 	beqz	$zero,.L0002a298
-/*    2a290:	a44a0000 */ 	sh	$t2,0x0($v0)
-.L0002a294:
-/*    2a294:	a44b0000 */ 	sh	$t3,0x0($v0)
-.L0002a298:
-/*    2a298:	8fa3020c */ 	lw	$v1,0x20c($sp)
-.L0002a29c:
-/*    2a29c:	5060001d */ 	beqzl	$v1,.L0002a314
-/*    2a2a0:	8fbf0034 */ 	lw	$ra,0x34($sp)
-/*    2a2a4:	12000018 */ 	beqz	$s0,.L0002a308
-/*    2a2a8:	8fa40210 */ 	lw	$a0,0x210($sp)
-/*    2a2ac:	920c0000 */ 	lbu	$t4,0x0($s0)
-/*    2a2b0:	24060001 */ 	addiu	$a2,$zero,0x1
-/*    2a2b4:	54cc0015 */ 	bnel	$a2,$t4,.L0002a30c
-/*    2a2b8:	ac600000 */ 	sw	$zero,0x0($v1)
-/*    2a2bc:	960d0002 */ 	lhu	$t5,0x2($s0)
-/*    2a2c0:	31ae0020 */ 	andi	$t6,$t5,0x20
-/*    2a2c4:	51c00011 */ 	beqzl	$t6,.L0002a30c
-/*    2a2c8:	ac600000 */ 	sw	$zero,0x0($v1)
-/*    2a2cc:	8fa40210 */ 	lw	$a0,0x210($sp)
-/*    2a2d0:	ac660000 */ 	sw	$a2,0x0($v1)
-/*    2a2d4:	8faf0048 */ 	lw	$t7,0x48($sp)
-/*    2a2d8:	8df8000c */ 	lw	$t8,0xc($t7)
-/*    2a2dc:	1300000c */ 	beqz	$t8,.L0002a310
-/*    2a2e0:	ac980000 */ 	sw	$t8,0x0($a0)
-/*    2a2e4:	8f190004 */ 	lw	$t9,0x4($t8)
-/*    2a2e8:	240100e4 */ 	addiu	$at,$zero,0xe4
-/*    2a2ec:	87280004 */ 	lh	$t0,0x4($t9)
-/*    2a2f0:	55010008 */ 	bnel	$t0,$at,.L0002a314
-/*    2a2f4:	8fbf0034 */ 	lw	$ra,0x34($sp)
-/*    2a2f8:	10a00005 */ 	beqz	$a1,.L0002a310
-/*    2a2fc:	24090004 */ 	addiu	$t1,$zero,0x4
-/*    2a300:	10000003 */ 	beqz	$zero,.L0002a310
-/*    2a304:	a0a90000 */ 	sb	$t1,0x0($a1)
-.L0002a308:
-/*    2a308:	ac600000 */ 	sw	$zero,0x0($v1)
-.L0002a30c:
-/*    2a30c:	ac800000 */ 	sw	$zero,0x0($a0)
-.L0002a310:
-/*    2a310:	8fbf0034 */ 	lw	$ra,0x34($sp)
-.L0002a314:
-/*    2a314:	c7a00044 */ 	lwc1	$f0,0x44($sp)
-/*    2a318:	8fb00030 */ 	lw	$s0,0x30($sp)
-/*    2a31c:	03e00008 */ 	jr	$ra
-/*    2a320:	27bd01f0 */ 	addiu	$sp,$sp,0x1f0
+glabel func0002a324
 /*    2a324:	44800000 */ 	mtc1	$zero,$f0
 /*    2a328:	03e00008 */ 	jr	$ra
 /*    2a32c:	00000000 */ 	sll	$zero,$zero,0x0