Bridges in the Sky 5-over-4 Polyrhythm — Mike Mangini (Dream Theater) Drum Lick | MetalForge
Learn the Bridges in the Sky 5-over-4 Polyrhythm drum lick by Mike Mangini of Dream Theater. From Bridges in the Sky (A Dramatic Turn of Events (2011)). "Bridges in the Sky" is one of the spiritual centrepieces of A Dramatic Turn of Events, Dream Theate...
Gear Deep Dives & Articles
1. Mike Mangini's Signature Licks — "Bridges in the Sky" is one of the spiritual centrepieces of A Dramatic Turn of Events, Dream Theater's first album with Mike Mangini, and its instrumental passages contain some of the most clearly articulated 5-over-4 polyrhythmic phrasing in the progressive metal canon. The song's structural sections are built around five-note rhythmic groupings that play against the underlying 4/4 pulse, creating a characteristic metric tension where the natural beat appears to shift position every five strokes before resolving back to the downbeat. This 5-over-4 hemiola — a technique embedded in progressive metal since the genre's earliest days — takes on a particular character in Mangini's hands because of his mathematical approach to subdivision. He does not approximate the feel of five against four but constructs it precisely, placing each stroke at its geometrically correct position within the combined twenty-beat cycle before resolution arrives.
The 5-over-4 polyrhythm is one of the most powerful tools in a progressive metal drummer's vocabulary because it can serve many compositional functions: as a fill pattern that implies a different meter for a single bar, as a recurring ostinato against a 4/4 groove, or — as Mangini uses it in "Bridges in the Sky" — as the defining rhythmic character of an entire section, giving the music an intentionally floating, unresolved quality that builds tension before the downbeat re-anchors everything. In the song, the five-note groups are played with a slightly orchestral weight — each accent falling deliberately on the first note of the group, the remaining four trailing at an even, quieter dynamic — which projects the polyrhythm clearly through the band's arrangement.
Mangini's clinic materials address this kind of polyrhythmic construction with characteristic directness. He teaches the 5-over-4 cycle by having students count "1-2-3-4-5 / 1-2-3-4-5 / 1-2-3-4-5" while tapping the underlying 4/4 pulse separately, building the independence before any sticking pattern is introduced. The approach is systematic: understand the mathematics of the cycle, isolate the limb independence, then combine and make it musical. In "Bridges in the Sky" the result is a polyrhythm that feels inevitable rather than forced — the mark of technique that has been internalised to the point of invisibility. For drummers, this is the essential study in 5-over-4 applied in a progressive metal song context: it teaches the mathematical construction of the cycle, the accent voicing that makes it audible, and the feel that makes it musical rather than mechanical.2. Mike Mangini Profile — Count the 5-over-4 cycle as three groups of five against five groups of four before adding any sticking Accent the first stroke of each five-note group deliberately and trail the remaining four at a slightly lower dynamic Keep the underlying 4/4 pulse locked in the hi-hat foot while the hands run the five-note groupings Feel the twenty-beat cycle as a complete phrase — build the internal sense of where the downbeat resolves Practise leading the five-note groups with either hand to build symmetrical polyrhythmic independence
Visit MetalForge →