diff --git a/Duckling/Time/DA/Rules.hs b/Duckling/Time/DA/Rules.hs
index fb5bb8c7..8efa4797 100644
--- a/Duckling/Time/DA/Rules.hs
+++ b/Duckling/Time/DA/Rules.hs
@@ -1145,10 +1145,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "(week(\\s|-)?end)(en)?"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleAboutDuration :: Rule
diff --git a/Duckling/Time/DE/Rules.hs b/Duckling/Time/DE/Rules.hs
index 1f3bfedf..93261418 100644
--- a/Duckling/Time/DE/Rules.hs
+++ b/Duckling/Time/DE/Rules.hs
@@ -1173,10 +1173,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "wochen ?ende?"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleTagDerDeutschenEinheit :: Rule
diff --git a/Duckling/Time/ES/Rules.hs b/Duckling/Time/ES/Rules.hs
index fefdc89c..6d49e1b3 100644
--- a/Duckling/Time/ES/Rules.hs
+++ b/Duckling/Time/ES/Rules.hs
@@ -892,10 +892,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "week[ -]?end|fin de semana"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleOrdinalQuarterYear :: Rule
diff --git a/Duckling/Time/FR/Rules.hs b/Duckling/Time/FR/Rules.hs
index ac3d2569..89ca46fc 100644
--- a/Duckling/Time/FR/Rules.hs
+++ b/Duckling/Time/FR/Rules.hs
@@ -622,9 +622,7 @@ ruleOrdinalWeekendDeTime = Rule
   , prod = \tokens -> case tokens of
       (token:_:Token Time td:_) -> do
         n <- getIntValue token
-        from <- intersect (dayOfWeek 5) (hour False 18)
-        to <- intersect (dayOfWeek 1) (hour False 0)
-        td2 <- intersect td =<< interval TTime.Open from to
+        td2 <- intersect td weekend
         tt $ predNth (n - 1) False td2
       _ -> Nothing
   }
@@ -1283,10 +1281,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "week(\\s|-)?end"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleCedansLeCycle :: Rule
@@ -1352,10 +1347,7 @@ ruleDernierWeekendDeTime = Rule
     ]
   , prod = \tokens -> case tokens of
       (_:Token Time td:_) -> do
-        from <- intersect (dayOfWeek 5) (hour False 18)
-        to <- intersect (dayOfWeek 1) (hour False 0)
-        td2 <- interval TTime.Open from to
-        tt $ predLastOf td2 td
+        tt $ predLastOf weekend td
       _ -> Nothing
   }
 
diff --git a/Duckling/Time/HE/Rules.hs b/Duckling/Time/HE/Rules.hs
index 37d8d176..97947ef8 100644
--- a/Duckling/Time/HE/Rules.hs
+++ b/Duckling/Time/HE/Rules.hs
@@ -896,10 +896,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "(\x05e1\x05d5\x05e4\x05f4\x05e9|\x05e1\x05d5\x05e3 \x05d4\x05e9\x05d1\x05d5\x05e2)"
     ]
-  , prod = \_ -> do
-      fri <- intersect (dayOfWeek 5) (hour False 18)
-      mon <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open fri mon
+  , prod = \_ -> tt weekend
   }
 
 ruleNameddayDayofmonthOrdinal :: Rule
diff --git a/Duckling/Time/HR/Rules.hs b/Duckling/Time/HR/Rules.hs
index c54fd4d9..8fe45d9a 100644
--- a/Duckling/Time/HR/Rules.hs
+++ b/Duckling/Time/HR/Rules.hs
@@ -1058,10 +1058,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "(za )?vikenda?"
     ]
-  , prod = \_ -> do
-      fri <- intersect (dayOfWeek 5) (hour False 18)
-      mon <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open fri mon
+  , prod = \_ -> tt weekend
   }
 
 rulePrijeDuration :: Rule
diff --git a/Duckling/Time/IT/Rules.hs b/Duckling/Time/IT/Rules.hs
index 62ea0de5..0673d52c 100644
--- a/Duckling/Time/IT/Rules.hs
+++ b/Duckling/Time/IT/Rules.hs
@@ -1637,10 +1637,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "week[ -]?end|fine ?settimana|we"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleIlWeekendDelTime :: Rule
diff --git a/Duckling/Time/KO/Rules.hs b/Duckling/Time/KO/Rules.hs
index 7d4c261e..0e232af7 100644
--- a/Duckling/Time/KO/Rules.hs
+++ b/Duckling/Time/KO/Rules.hs
@@ -751,10 +751,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "\xc8fc\xb9d0"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleTimeDayofweek :: Rule
diff --git a/Duckling/Time/NB/Rules.hs b/Duckling/Time/NB/Rules.hs
index 6d4de6a1..4dfa68a7 100644
--- a/Duckling/Time/NB/Rules.hs
+++ b/Duckling/Time/NB/Rules.hs
@@ -1125,10 +1125,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "((week(\\s|-)?end)|helg)(en|a)?"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleEomendOfMonth :: Rule
diff --git a/Duckling/Time/PL/Rules.hs b/Duckling/Time/PL/Rules.hs
index f931f2b4..b03ff5b2 100644
--- a/Duckling/Time/PL/Rules.hs
+++ b/Duckling/Time/PL/Rules.hs
@@ -1072,10 +1072,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "((wek|week|wik)(\\s|-)?end|wkend)"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleEomendOfMonth :: Rule
diff --git a/Duckling/Time/PT/Rules.hs b/Duckling/Time/PT/Rules.hs
index a71aba57..23d42a7d 100644
--- a/Duckling/Time/PT/Rules.hs
+++ b/Duckling/Time/PT/Rules.hs
@@ -1017,10 +1017,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "final de semana|fim de semana|fds"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleDayofweekSHourmin :: Rule
diff --git a/Duckling/Time/RO/Rules.hs b/Duckling/Time/RO/Rules.hs
index c1049e9a..ba1f5a2f 100644
--- a/Duckling/Time/RO/Rules.hs
+++ b/Duckling/Time/RO/Rules.hs
@@ -693,10 +693,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "(week(\\s|\\-)?end|wkend)"
     ]
-  , prod = \_ -> do
-      fri <- intersect (dayOfWeek 5) (hour False 18)
-      mon <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open fri mon
+  , prod = \_ -> tt weekend
   }
 
 rulePeDayofmonthNonOrdinal :: Rule
diff --git a/Duckling/Time/SV/Rules.hs b/Duckling/Time/SV/Rules.hs
index 6959c93b..a651ce14 100644
--- a/Duckling/Time/SV/Rules.hs
+++ b/Duckling/Time/SV/Rules.hs
@@ -1113,10 +1113,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "((week(\\s|-)?end)|helg)(en)?"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleEomendOfMonth :: Rule
diff --git a/Duckling/Time/VI/Rules.hs b/Duckling/Time/VI/Rules.hs
index 3affdd23..61f78496 100644
--- a/Duckling/Time/VI/Rules.hs
+++ b/Duckling/Time/VI/Rules.hs
@@ -690,10 +690,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "(cu(\x1ed1)i|h(\x1ebf)t) tu(\x1ea7)n"
     ]
-  , prod = \_ -> do
-      fri <- intersect (dayOfWeek 5) (hour False 18)
-      mon <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open fri mon
+  , prod = \_ -> tt weekend
   }
 
 ruleTimeofdaySngchiuti :: Rule
diff --git a/Duckling/Time/ZH/Rules.hs b/Duckling/Time/ZH/Rules.hs
index 25a0703d..177244ce 100644
--- a/Duckling/Time/ZH/Rules.hs
+++ b/Duckling/Time/ZH/Rules.hs
@@ -725,10 +725,7 @@ ruleWeekend = Rule
   , pattern =
     [ regex "\x5468\x672b|\x9031\x672b"
     ]
-  , prod = \_ -> do
-      from <- intersect (dayOfWeek 5) (hour False 18)
-      to <- intersect (dayOfWeek 1) (hour False 0)
-      Token Time <$> interval TTime.Open from to
+  , prod = \_ -> tt weekend
   }
 
 ruleLastYear :: Rule