diff --git a/src/ride/ride.h b/src/ride/ride.h
index 0b993d4271..9c85974e66 100644
--- a/src/ride/ride.h
+++ b/src/ride/ride.h
@@ -200,9 +200,9 @@ typedef struct {
 	uint8 drops;					// 0x115 (??XX XXXX)
 	uint8 pad_116;
 	uint8 highest_drop_height;		// 0x117
-	uint32 var_118;
-	uint8 pad_11C[0x02];
-	uint8 var_11E;
+	sint32 sheltered_length;		// 0x118
+	uint8 pad_11C[0x2];
+	uint8 num_sheltered_sections;   // 0x11E
 	uint8 var_11F;
 	sint16 var_120;
 	sint16 var_122;
diff --git a/src/ride/ride_ratings.c b/src/ride/ride_ratings.c
index 3762a61d4b..7907654c97 100644
--- a/src/ride/ride_ratings.c
+++ b/src/ride/ride_ratings.c
@@ -781,11 +781,34 @@ static rating_tuple sub_65DDD1(rct_ride *ride)
  */
 static rating_tuple sub_65E1C2(rct_ride *ride)
 {
-	int eax, ebx, ecx, edx, esi, edi, ebp;
-	edi = (int)ride;
-	RCT2_CALLFUNC_X(0x0065E1C2, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
+	int sheltered_length_shifted = (ride->sheltered_length) >> 16;
+	uint32 eax = min(sheltered_length_shifted, 1000);
+	int excitement = (eax * 9175) >> 16;
 
-	rating_tuple rating = { ebx, ecx, ebp };
+	eax = min(sheltered_length_shifted, 2000);
+	int intensity = (eax * 0x2666) >> 16;
+
+	eax = min(sheltered_length_shifted, 1000);
+	int nausea = (eax * 0x4000) >> 16;
+
+	/*eax = (ride->var_11C * 30340) >> 16;*/
+	/*nausea += eax;*/
+
+	if (ride->num_sheltered_sections & 0x40) {
+		excitement += 20;
+		nausea     += 15;
+	}
+
+	if (ride->num_sheltered_sections & 0x20) {
+		excitement += 20;
+		nausea     += 15;
+	}
+
+	uint8 lowerval = ride->num_sheltered_sections & 0x1F;
+	lowerval = min(lowerval, 11);
+	excitement += (lowerval * 774516) >> 16;
+
+	rating_tuple rating = { excitement, intensity, nausea };
 	return rating;
 }